earth's land areas, oceans, and atmosphere maintain fairly constant average temperatures. what is the best explanation for these constant average temperatures?

Answers

Answer 1

Option B. is correct, The constant movement of air and water causes the earth's surface to be heated and cooled rather consistently by the sun's radiation.

The earth's equatorial regions experience warmer temperatures than areas at higher latitudes. Heat is transferred between these regions via convection air currents, which circulate hotter, lighter air from the equatorial regions for colder, denser air from the regions at higher latitudes. In order to keep a somewhat constant average temperature, the heat of the earth's surface waters at the equatorial regions is also transported to other regions of the planet by convection currents as seas and oceans move.

Earth's land areas, oceans, and atmosphere maintain fairly constant average temperatures. What is the best explanation for these constant average temperatures?

A. Revolution- Earth's Northern Hemisphere and Southern Hemisphere have opposite seasons.

B. Convection- The continuous motion of air and water distributes the sun's energy.

C. Fronts- Global weather systems generally move from west to east.

D. Rotation- Earth is tilted and rotates daily on its axis.

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Related Questions

In five sentences or more explain the African slave trade and its influence on America.

Answers

The slave trade is the trading of people who are slaves as a commodity from one nation to another or from one continent to another. When African slaves were taken to America by the Britishers for plantation or some other works, there they lack basic human rights. So they protested for their rights and freedom.

What are slaves?

The slaves are people who are owned by other people and forced to work without pay or autonomy. Slavery is generally considered to be a violation of basic human rights and is illegal in most countries today.

Historically, slavery has taken many forms, but it has typically involved the ownership of individuals as property, with their labor and lives controlled by their masters or owners.

When African slaves were taken to America for plantation or some other works, there they lack basic human rights. So they protested for their rights and freedom.

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The youngest seafloor IS found at the following locations
Choose the locations that best match.
Choice 1 of 6: the Mid Atlantic Ridge
Choice 2 of 6: the Challenger Deep (Western Pacific)
Choice 3 of 6: the Continental Rise (Atlantic Ocean)
Choice 4 of 6: the East Pacific Rise
Choice 5 of 6: the Continental Shelf
Choice 6 of 6: the Labrador Sea

Answers

The East Pacific Rise runs along the eastern edge of the Pacific Ocean and is also a site of volcanic activity and the formation of new seafloor. Both of these locations are part of the system of mid-ocean ridges that circle the globe and mark the boundaries between tectonic plates.

The youngest seafloor is found at the Mid-Atlantic Ridge and the East Pacific Rise. The Mid-Atlantic Ridge runs along the floor of the Atlantic Ocean and is characterized by volcanic activity and the creation of new oceanic crust. The youngest seafloor is found at these locations because it is constantly being created through the process of plate tectonics, where molten rock rises from the mantle and solidifies to form new crust. As the seafloor spreads away from these ridges, it cools and becomes denser, eventually sinking back into the mantle at subduction zones, which are typically found around the edges of continents.

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What is the volume, in cubic in, of a cylinder with a height of 4in and a base radius of 5in, to the nearest tenths place?

Answers

Answer:

314 cubed inches

Explanation:

Answer: The answer is exactly 314.2 Cubic Inches

Explanation: V = A h.

Since the area of a circle = π r 2, then the formula for the volume of a cylinder is:

V = π r 2 h.

Hence, If you do the math you will end up with 312.2 Cubic Inches

         

                                          --Hope this helped!--

What are some explanations archaeologists have suggested for why human populations undertook the domestication of plants and animals? Name some of the benefits and some of the drawbacks of sedentary agriculturalist lifestyles. Approximately when and where do archaeologists currently think that domestication first occurred (give or take a few thousand years and miles)? Was this the only time that domestication was ""invented"" by human populations? (200-300 words/ 2 paragraphs minimum)

Answers

Archaeologists believe that the domestication of plants and animals was driven by several factors, including a growing human population, climate changes, and the desire for a stable and reliable food source.

As hunter-gatherer groups began to settle in specific locations, they transformed into sedentary agriculturalist societies. This shift allowed them to cultivate crops and domesticate animals, leading to a more consistent and dependable supply of food. Domestication is believed to have first occurred around 10,000-12,000 years ago in multiple locations such as the Fertile Crescent in the Middle East, China, and Mesoamerica. The sedentary agriculturalist lifestyle had both benefits and drawbacks. Among the advantages were increased food production, which supported larger populations and the development of complex societies. Agriculture also allowed for food surplus, enabling the specialization of labour and the establishment of social hierarchies. However, the drawbacks included increased vulnerability to environmental changes and natural disasters, as well as a higher likelihood of diseases due to close proximity to animals and denser populations. Additionally, the shift to an agricultural lifestyle led to land disputes and conflicts over resources. It is important to note that domestication was not a one-time event but was independently "invented" by human populations in different regions at different times, reflecting the adaptability and ingenuity of our ancestors.

Archaeologists have suggested a few different theories for why humans began domesticating plants and animals. One idea is that it was a response to climate change, as the end of the last ice age led to more predictable seasons and a shift toward warmer, wetter conditions that were favourable for farming. Another possibility is that domestication was driven by a need for a reliable food source, as hunting and gathering could be unpredictable and difficult to sustain.. Some benefits of a sedentary agricultural lifestyle include a more reliable food source, the ability to support larger populations, and the development of more complex societies and cultures. However, there are also drawbacks to this way of life, such as increased susceptibility to disease and a greater reliance on a single crop or animal species, which can make communities more vulnerable to famine or environmental disasters.

Currently, archaeologists believe that domestication first occurred in multiple regions around the world, with some of the earliest evidence dating back to around 12,000 years ago in the Fertile Crescent of the Middle East. However, domestication also occurred independently in other regions, such as East Asia, the Americas, and Africa. This suggests that humans may have developed the concept of domestication independently in different parts of the world, rather than it being a single invention.

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The topographic maps below show the same location before and after a natural event.



What natural event most likely caused the changes on the east side of the hill?
A.
A volcanic eruption made the hill taller.
B.
A strong wind deposited sediment on the hill.
C.
A flood caused the river to erode the base of the hill.
D.
A landslide moved sediment down the hill.

The topographic maps below show the same location before and after a natural event.What natural event

Answers

Most likely D because the 200 level is bigger than before :)

A landslide moved sediment down the hill is natural event most likely caused the changes on the east side of the hill. Hence, option D is correct.

What is natural event?

A natural occurrence, such as a volcano, earthquake, or hurricane, that has a significant impact on both the environment and people. A physical phenomenon that occurs in the natural world is referred to as a natural event.

A natural occurrence that has the potential to cause human casualties or material losses is considered a risk. When a natural phenomenon actually causes fatalities and property damage, it is considered a natural catastrophe.

Numerous factors might cause various catastrophes. Pollution, soil erosion, and deforestation could all play a role in causing such disasters. The primary causes of catastrophic disasters are natural phenomena that take place both on the surface and in the earth's crust.

Thus, option D is correct.

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would you rather work as an academic archaeologist or a cultural resource management (crm) archaeologist? why?

Answers

The choice between academic archaeology and CRM archaeology depends on your interests, career goals, and work preferences. Consider factors such as your passion for research and academia, desire for fieldwork or practical application of archaeological knowledge, preferred work environment, and long-term career prospects.

Working as an academic archaeologist typically involves conducting research, teaching at universities, and publishing scholarly work. It offers the opportunity to pursue in-depth research interests, contribute to the field's knowledge, and engage with students and the academic community. Academic archaeologists often have more flexibility in choosing research topics and may have access to resources such as funding and specialized facilities.

On the other hand, working as a cultural resource management (CRM) archaeologist involves assessing and preserving cultural resources in compliance with regulations and laws. CRM archaeologists work for government agencies, consulting firms, or non-profit organizations. They conduct surveys, excavations, and documentation to mitigate potential impacts of development projects on archaeological sites. CRM archaeologists often work in interdisciplinary teams and have the opportunity to apply their skills in practical and real-world contexts.

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Palace is one of the themes of geography . True False

Answers

Answer:

False

Explanation:

Answer:

false

Explanation:

Who are the windrush generation ???

Answers

The 'Windrush' generation are those who arrived in the UK from Caribbean countries between 1948 and 1973.
DescriptionThe Windrush scandal is a 2018 British political scandal concerning people who were wrongly detained, denied legal rights, threatened with deportation, and, in at least 83 cases, wrongly deported from the UK by the Home Office.

Why are many North Americans concerned about the Free Trade Agreement of the Americas (FTAA)? O A. It would result in skyrocketing inflation rates. O B. The agreement would hurt U.S. workers. O C. It would make investment in the United States less attractive to foreign investments. O D. It would adversely impact mutual funds.​

Answers

Answer:

The agreement would hurt U.S. workers.

Explanation:

Why does a Mercator projection exaggerates the areas of land masses near the poles?

Answers

Why do Mercator projections exaggerate the areas of landmass was near the poles? Because they measure points of equal elevation and if they did cross that would mean that there is a point with 2 different elevations which is impossible.

The boundary between two plates may not have the same characteristics in different geographic locations because of

Answers

The variations in the characteristics of plate boundaries in different geographic locations are due to factors such as plate types, velocities, boundary types, geologic settings, and interactions with surrounding plates.

The boundary between two tectonic plates may not have the same characteristics in different geographic locations due to several factors.

1. Plate Types: The nature of the plates involved can vary. Plates can be oceanic, continental, or a combination of both. Oceanic plates are denser and thinner than continental plates, leading to differences in behavior and interactions at plate boundaries.

2. Plate Velocities: The relative velocities at which the plates are moving can differ. Some plate boundaries have fast-moving plates, while others have slower rates of plate motion. These variations in plate velocities can influence the type and intensity of geological activities occurring along the boundary.

3. Boundary Type: There are different types of plate boundaries, including divergent boundaries where plates move apart, convergent boundaries where plates collide, and transform boundaries where plates slide past each other. The specific type of boundary can vary in different geographic locations, leading to variations in associated geological phenomena.

4. Geologic Setting: The geologic setting of a region can also contribute to differences in plate boundary characteristics. Factors such as the presence of specific geological structures, the composition of the crust, and the history of tectonic events can influence the behavior and nature of plate boundaries in different areas.

5. Interactions with Surrounding Plates: The interactions between a specific plate boundary and neighboring plates can affect its characteristics. The presence of nearby plate boundaries and their relative motions can exert forces on a given boundary, resulting in variations in deformation, seismic activity, and other geological processes.

These factors, among others, contribute to the diverse nature of plate boundaries worldwide, leading to differences in earthquake activity, volcanic eruptions, mountain formation, and other geological phenomena observed in different geographic locations.

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Most deserts occur at approximately 30° latitudes. Which of the following statements BEST reflects this finding?
Trade winds pull all moisture away from land and to the ocean at 30° latitude.
Warm dry air descends at 30° latitude.
Cool dry air descends at 30° latitude.
Westerlies pull all moisture away from land and to the ocean at 30° latitude.

Answers

As most deserts occur at approximately 30° latitudes, the best statement that reflects this finding is cool dry air descends at 30° latitude.

A desert refers to a barren area of landscape which is characterized by little precipitation and, consequently, living conditions are hostile for plant and animal life. Deserts cover over one-fifth of the Earth's land area, and they are found on every continent. It is a place that receives less than 10 inches (25 centimeters) of rain per year and belongs to a wider class of regions called drylands. Most deserts are found along the 30-degree latitude line due to the pattern of cold-water currents, which force cool dry air over the land at 30°.

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Dutch Paintings that emphasize the ephemerality of life might be

described as. Or. (two answers). Please fill in the

blanks

Answers

Dutch Paintings that emphasize the ephemerality of life might be described as memento mori or vanitas.

Memento mori and vanitas are two terms commonly used to describe Dutch paintings that highlight the transience and fleeting nature of life.

Memento mori is a Latin phrase that translates to "remember you must die." In art, it refers to the depiction of symbols and imagery that serve as reminders of mortality and the inevitability of death. Dutch artists often incorporated skulls, hourglasses, extinguished candles, and wilting flowers into their paintings as reminders of life's impermanence. These symbols were intended to prompt viewers to reflect on the brevity of human existence and the importance of leading a virtuous and meaningful life.

Vanitas, on the other hand, is a genre of still life painting that emerged in the 17th century Netherlands. Vanitas paintings typically feature objects such as skulls, hourglasses, musical instruments, books, and decaying fruits, which symbolize the transient nature of wealth, pleasure, knowledge, and beauty. The term "vanitas" itself is derived from the Latin phrase "vanitas vanitatum," meaning "vanity of vanities." These paintings serve as reminders of the futility and emptiness of earthly pursuits and the ultimate insignificance of material possessions in the face of mortality.

Overall, both memento mori and vanitas paintings in Dutch art are characterized by their poignant portrayal of the ephemerality of life and the reminder of the inevitability of death. These artworks invite viewers to contemplate the fleeting nature of human existence and consider the importance of spiritual and moral values in the face of mortality.

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Hi, Can someone please give me one brief paragraph on how vertical air movement can cause severe storms. Thank you

Answers

Answer:

The release of instability causes air to accelerate in the vertical. This is the reason air rises so quickly to form thunderstorms. ... A similar process occurs when instability is released in the atmosphere. Air in the lower troposphere is lifted until it becomes less dense than surrounding air.

Explanation:

How up to date is this map? ​

How up to date is this map?

Answers

It says February of 2020 so it’s about two years old

In Canada the three provinces or territories where more people live

in urban areas are also those with the highest per ca pita income.

Select one:

True

False

Answers

Answer:

true,i displays a lot of people out of the population

Explanation:

They mostly live in urban communities

As of the year 2019, approximately what fraction of heat added to the climate system has gone into the oceans, as opposed to the atmosphere or land surface?

Answers

As of the year 2019, approximately 90% of heat added to the climate system has gone into the oceans, as opposed to the atmosphere or land surface.

What do you mean by climate system?

The atmosphere (air), hydrosphere (water), cryosphere, lithosphere (earth's upper rocky layer), and biosphere are all interconnected in the Earth's climate system (living things). Climate is the statistical representation of the climate system, representing the average weather over a 30-year period and governed by a mixture of climate system phenomena such as ocean currents and wind patterns. Internal variability and external forcings can cause changes in the climate system. External forcings can be natural, such as fluctuations in sun intensity and volcanic eruptions, or man-made.

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What is the capital of America U.S.A?

Answers

answer:

Washington D.C                      

Prepare a art integrated project on deforestation in Goa and Jharkhand in India

Answers

Answer:

It is one of the major problem in Goa and Jharkhand.

Explanation:

Deforestation in Goa and Jharkhand in India is a big problem which can be prevented through integrated project management. There are many steps which can be used collectively to prevent deforestation problem in Goa and Jharkhand. Strict rules and punishment on cutting trees, awareness campaigns and use of alternatives of wood are the solutions of preventing of cutting trees which is only possible through integrated project.

Match the correct definition to its vocabulary term I WILL GIVE BRAILIEST BE SERIOUS OR ELSE
Cultural Characteristics
Headwaters
Hydroelectic
Physical Characteristics
Spatial Pattern
Temperate
Tributary
Commerce
Lowlands
Pacific Rim
Plateau
Region
Coulee
Dormant
Fault
Lahar
Loess
Molten
Subterranean
Tectonic
Fossil fuels
open the capture for the vocab terms

Match the correct definition to its vocabulary term I WILL GIVE BRAILIEST BE SERIOUS OR ELSE Cultural

Answers

Answer:

Cultural Characteristics : Human features of the land

Headwaters : The source of a river

Hydroelectric:  Electricity that is produced by water

Physical Characteristics: Natural features of the land/natural to the environment

Spatial Pattern:  Places that share common features

Temperate : Mild (Climate)

Tributary : Snow melting into streams, into larger streams, into rivers

Commerce: Trade and travel

Lowlands : A dry streambed

Pacific Rim:  An economic region where all countries border the pacific ocean

Plateau : High, Flat land

Region : The location and arrangement of natural and human features of the land.

Coulee : Plains and valleys (of the Puget Sound)

Dormant: Inactive

Fault : Fracture in the Earth's crust

Lahar: Large mudflows with boulders and uprooted trees

Loess : Mix of volcanic ash and dust carried by wind

Molten: Liquid

Subterranean : Underground

Tectonic : Forces within earth that cause movements in the crust

Fossil fuels: Underground deposits of coal that can be burnt.

Question :What's Eurasia?​

Answers

Answer: Eurasia is the largest continental area on Earth, comprising all of Europe and Asia. Primarily in the Northern and Eastern Hemispheres, it is bordered by the Atlantic Ocean to the west, the Pacific.

Explanation:

Answer:

Eurasia is a portmanteau that combines Europe and Asia. The term is used to refer to the vast continental landmass that encompasses both these continents.

Explanation:

search it up. duh

Near which two latitudes are most of Earth’s dry climate regions found?

0° and 60°N
0° and 30°S
30°N and 60°N
30°N and 30°S

Answers

If I’m not mistaken it should be 30*N and 30*S

the __________, a seminomadic group, are herder-warriors of the east african plains.

Answers

Answer:

The Maasai

Explanation:

Not much to elaborate on since this isn't a question needed for an explanation but there you go!

Hope this helps! : )

What happens to density as you move from the outermost layer of the Earth to the innermost layer?

Answers

Answer:

Each layer in the Earth's crust changes in fundamental ways the closer it is to the planet's core. There are four layers of the Earth, and each layer has a different density, composition, and thickness. Three hundred years ago, English scientist Isaac Newton created the foundation for current scientific thought about the density of the Earth’s layers.

Peninsular plateau has a wide variety of landforms discuss with an example

Answers

Answer:

broad and shallow valleys and rounded hills.

Explanation:

The peninsular plateau has broad and shallow valleys and rounded hills. This plateau consists of two broad divisions, namely, the Central Highlands and the Deccan Plateau.

Part A Listed following are statements that, based on our current theory of solar system formation, apply either to the formation of terrestrial planets or of jovian planets, but not both. Match these to the appropriate category. View Available Hint(s) Reset Help accreted from icy planetesimals large moons formed in surrounding disks of material formed in a region of the solar system with lower orbital speeds surfaces dramatically altered during the heavy bombardment ejected icy planetesimals that are now Oort cloud comets formed in regions cold enough for water to freeze accreted from planetesimals of rock and metal Terrestrial Planets Jovian Planets Submit

Answers

based on our present understanding of how the solar system formed; accreted from rock and metal planetesimals; and surfaces significantly altered during the intense bombardment.

A planetesimal is an item that resembles a rock that was created in the bombardment early solar system by collisions with other solar system bodies. Planets planetesimals gradually developed from the larger objects created by collisions.

The early solar system formed as hydrogen gas gathered at its core, grew in size, and began the development of our Sun from a cloud of minuscule cosmic dust and gas. The formation of planets, asteroids, planetesimals moons, and other minor cosmic objects was triggered by the rotation of gas away from the center, which caused it to spread out into a disk.

Chemical dating has revealed the 4.56 billion-year age of the oldest bombardment objects found in meteorites on Earth. This period of time, according to scientists, is when our solar system was formed. The Earth's oldest rock, which has been discovered, has a age of 4.28 billion years.

Although it is very likely that Earth and other planets began to form 4.56 billion years ago or earlier, we know that Earth's planet formation was planetesimals complete by at least 4.28 billion years ago. This is merely an illustration; there is no established timetable for planet formation, and it's possible that different planets formed at various intervals and at various rates.

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The Opportunity rover found that rocks that were rich in salt were mostly found ...

Group of answer choices

on the rims of craters

all over the site

at the bottom of craters

at the tops of sand dunes

Flag question: Question 6

Question 6 1 pts

Liquid water can exist (in small areas) on the surface of Mars today if the water is ...

Group of answer choices

very close to spacecraft

very warm

very salty

very far from craters

Answers

The Opportunity rover found that rocks rich in salt were mostly found on the rims of craters. This suggests that the salt-rich rocks were formed through a process involving the interaction of water and the Martian surface.  

The rover's observations indicate that the salt-rich rocks were not evenly distributed across the Martian surface. Instead, they were concentrated in specific areas, particularly on the rims of craters. This suggests that the craters may have played a role in the formation or preservation of these salt-rich rocks.

The Opportunity rover, a robotic vehicle sent to explore Mars, discovered that rocks rich in salt were predominantly located on the rims of craters on the planet's surface. This observation suggests that the salt-rich rocks were formed through a process involving the interaction of water and the Martian surface. When water evaporates, it can leave behind salt deposits, which could explain the presence of these rocks. The concentration of salt-rich rocks on the rims of craters indicates that the craters may have played a role in the formation or preservation of these rocks. This finding provides important evidence of the past presence of water on Mars.

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The North African countries of __________ have national soccer teams that often compete in the World Cup soccer match.
A.
Spain and Somalia
B.
Somalia and Sudan
C.
Morocco and Kenya
D.
Algeria and Egypt

Answers

Answer:

D.  Algeria and Egypt

Explanation:

North Africa is generally the area above the Sahara belt in Africa. Most of the countries are Arab nations.

These countries are Egypt, Libya, Morrocco, Algeria, Tunisia e.t.c

The best choice here is Algeria and EgyptThe Pharaohs of Egypt are a dominant force in the global soccer scene. Egypt has qualified for the world cup 3 times. Algeria has featured in a record of 4 world cupsTheir national team is known as desert foxes.
The answer is D because Algeria , Morocco , and Egypt are the only places that are north Africa so by process of elimination that means it is D because Spain ,Somalia ,Sudan ,and Kenya are not North Africa so the answer is D

locations on earth which have the largest annual temperature change from summer to winter are often:

Answers

Locations on Earth which have the largest annual temperature change from summer to winter are often located in the continental interiors. Temperature refers to the degree of hotness or coldness of an object.

The measure of temperature is usually in units of Fahrenheit, Celsius, or Kelvin. Temperature is one of the most essential aspects of Earth's environment. The temperature of the earth's surface varies depending on the location, time, and season. The air temperature is generally higher near the earth's surface than it is at higher altitudes.

During the summer, the landmasses absorb more solar radiation than the water bodies, resulting in higher temperatures. During the winter, the continents' temperatures decrease more quickly than those of the oceans due to their lower thermal capacity.

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What is a good slogan to advertise to someone visiting Earth?​

Answers

Welcome to Earth, where we have the best pies!
Hello, we are Earth
Other Questions
Plz help I dont know Spanish Write an equation that only contains the following elements. (Select all that apply.) variable x coefficient 6. constants 2 and 4. sum6=x+2+46x + 2x = 46x + 4 = 26x + 2 = 42+4= 6xX If k A B, which is the most specific location of k on the Venn diagram? I II III IV Mention 2 everyday applications each of conduction, convection and radiation Doubling Production. In general, the costs for doubling production of any type of item are expected to decrease by approximately 25% per item. If we know that the costs for producing 10,000 Bouncy Balls is $1500, and if costs decrease by 25% for each item when production is doubled, determine the cost equation for producing x thousand Bouncy Balls. 1) What is the cost per item when 10,000 Bouncy Balls are produced? 1506/10 000 Cost per item is is cents 2) What is the cost per thousands of items when 10,000 Bouncy Balls are 1500/10 produced? Cost per thousands of items when 150 10,000 Bouncy Balls are Produced is $150. 3) Fill in the table of values below and use the results to find the cost equation. Cost * (thousand) Bouncy Balls 10 = 2. 10 20 = 2.10 40 = 22.10 80 = 2.10 160 = 24.10 x = 2 .10 Calculation for Cost of Production #items. Cost per Item 10 ( ) = 1500 20 (150 x 40 (150X (4 30 (150x2 1600150x 3/4 " O C/56x35 1500 23.30 3375 Soc2.5 7593.25 4) In order to fill in the last row of the table, you will need to solve the following equation for y: x=2". 10. Give the solution to the equation. n = _(log x-1)/(0.3010) 5) une con Page 2 of 2 Plot the scatter plot of the equation and the line that represents the cost of producing a thousand Bouncy Balls. Is this a logarithmic equation, an exponential equation, or neither? Explain your reasoning? 6) Use the equation to determine intercept for the cost function and interpret its meaning. Is it possible to estimate the fixed cost of production? 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Labels are now part of culture and expected on most products.C. It allows people to avoid foods they are allergic to.D. It is easier to recreate the food at home if they know what is in it. The Once-ler is talking to his conscienceand he seems to feel really bad about hisactions. But then he reasons "Well if I didn'tdo it then someone else would". Thisreassures him and he decides to not changehis ways. Is this a good excuse for poorbehavior? Do you think humans think or saythis when doing questionable things?in the first 13 minutes of the lorax 1. La tarea de la clase de fisica es. (difcil)2. La profesora explica los conceptos(importante)3. Te presento a dos doctores.(chino)4. La esposa de David es(japons)5. Frida Kahlo es unaartista mexicana. (grande)6. Losestudiantes estudian mucho. (bueno)7. Los nios son. (tonto8. Las pruebas del profesor Rivas son(fcil)9. Cmo se llama la periodista? (italiano)10. Tres examenes... es una semana(malo)