Which is the best description of the Earth's orbit?
O It is an ellipse whose shape is fixed. Thus, the earth is slightly closer to the sun in January and slightly farther from the sun in July, and this does not change over thousands of years.
O It is an ellipse whose shape can change. Thus, the earth is slightly closer to the sun for part of the year and slightly farther from the sun for part of the year, but how close and how far and when can change over thousands of years.
O It is a perfect circle, so the amount of insolation received does not change during the year or over long periods of thousands of years.
O It is an ellipse with high eccentricity, so the earth is closer to the sun in January, which is why southern hemisphere summer occurs in January
Answers
It is an ellipse whose shape can change. Thus, the earth is slightly closer to the sun for part of the year and slightly farther from the sun for part of the year, but how close and how far and when can change over thousands of years.
The best description of the Earth's orbit is that it is an ellipse whose shape can change over thousands of years. This means that the Earth is not in a fixed position in its orbit around the sun, and its distance from the sun can vary.
In January, the Earth is slightly closer to the sun due to its position in its orbit, and in July, it is slightly farther away. However, the exact distance and position of the Earth's orbit can change over time due to various factors, such as gravitational forces from other planets and the sun itself.
The shape of the Earth's orbit can change due to a phenomenon known as precession, which causes the Earth's axis of rotation to shift slightly over a period of about 26,000 years. This means that the position of the Earth in its orbit can change over a long period of time, leading to variations in the amount of sunlight that the Earth receives and affecting its climate.
Over shorter periods of time, the Earth's orbit can also be affected by gravitational forces from other planets, such as Jupiter. These forces can cause the Earth's orbit to shift slightly, leading to variations in the timing of seasons and other climate patterns.
In contrast, option A is incorrect because the Earth's orbit is not a perfect circle. Option B is incorrect because the amount of insolation received by the Earth does not change significantly over the course of a year or over long periods of time.
Option D is incorrect because the eccentricity of the Earth's orbit is not a major factor in determining the timing of seasons and other climate patterns.
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Related Questions
the shallow water area from the breaker zone to the edge of the continental shelf is referred to as the:
Answers
The shallow water area from the breaker zone to the edge of the continental shelf is referred to as the "neritic zone."
The shallow water area from the breaker zone to the edge of the continental shelf is known as the neritic zone. This region is characterized by relatively shallow depths, typically less than 200 meters, and it extends from the coastline to the point where the ocean floor drops off significantly. The neritic zone is highly productive and supports a diverse range of marine life due to its proximity to the coast and exposure to sunlight. It is an important habitat for various species of fish, marine mammals, and invertebrates. The nutrient-rich waters and abundant sunlight in the neritic zone contribute to high biological productivity and make it a vital part of the marine ecosystem.Hence, The shallow water area from the breaker zone to the edge of the continental shelf is referred to as the "neritic zone."
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Segment CD is shown on the graph. Which shows how to find the y-coordinate of the point that will divide CD into a 5:2 ratio
Answers
Answer:
C. y=[5/7](3-1)+1
Explanation:
Segment CD is shown on the graph. Which shows how to find the y-coordinate of the point that will divide CD into a 5:2 ratio
A. y=[5/2](3-1)+1
B. y=[5/2](3+4)-4
C. y=[5/7](3-1)+1
D. y=[5/7](3+4)-4
The coordinates of point C is (-4,1) and the coordinate of point D is (3,3)
The formula for dividing a line XY in ratio a:b, with point X at (x₁, y₁) and Y at (x₂, y₂) is given by the equation:
\(y=\frac{a}{a+b} (y_2-y_1)+y_1\)
Point C is (-4,1) = (x₁, y₁), therefore x₁ = -4 and y₁ = 1. point D is (3,3), therefore x₂, = 3 and y₂ = 3.
The ratio = 5:2, therefore a= 5 and b = 2.
Substituting into the formula gives:
\(y=\frac{a}{a+b} (y_2-y_1)+y_1\\y=\frac{5}{5+2} (3-(1))+(1)\\y=\frac{5}{7} (3-1)+1\)
How might physical geography in Brazil play a role in shaping the main industries of the country???? will give brainliest and 100 points
Answers
Answer: The state of Sao Paulo is responsible for about half of Brazil's Gross Domestic Product as well as about two-thirds of its manufacturing. While only about 5% of the land is cultivated, Brazil leads the world in coffee production (about a third of the global total)
Explanation:
The physical geography in Brazil play a role in shaping the main industries of the country is The state of São Paulo is responsible for about half of Brazil's Gross Domestic Product as well as about two-thirds of its manufacturing.
What are the physical characteristics of Brazil?Brazil is most renowned for its vast woods, particularly the Amazon, the world's biggest rainforest, located in the north. However, there are also dry grasslands (known as pampas), rough hills, pine woods, huge marshes, enormous plateaus, and a lengthy coastal plain.
The state of São Paulo is accountable for more than half of Brazil's GDP and around two-thirds of its manufacturing. Despite cultivating only around 5% of the land, Brazil tops the world in coffee output.
Therefore, Physical topography in Brazil influences the country's primary industries.
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can i get some north and south Korea notes .. like about their conflict
Answers
Answer:
The Korean conflict is an ongoing conflict based on the division of Korea between North Korea (Democratic People's Republic of Korea) and South Korea (Republic of Korea), both of which claim to be the sole legitimate government of all of Korea. During the Cold War, North Korea was backed by the Soviet Union, China, and other allies, while South Korea was backed by the United States and its Western allies.
Date2 September 1945[citation needed] – ongoing (76 years, 6 months and 11 days)LocationKorean PeninsulaStatusKorean War took place from 1950 to 1953Korean Armistice Agreementsigned in 1953Korean DMZ Conflict from 1966 to 1969Panmunjom Declarationsigned in 2018Joint Statement of President Trump and Chairman Kim Jong-Un signed in 2018TerritorialchangesKorea was divided at the 38th parallel in 1945 with the separation of the sovereign states of North Korea and South Korea in 1948Korean Demilitarized Zoneestablished in 1953Belligerents South KoreaSupported by: United States Japan
Explanation:
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how does hot magma come to earth surface and what does it form
Answers
Answer:
If magma is more buoyant and less dense than surrounding rock, it rises through the Earths crust. A lot of magma is trapped in the crust, but some erupts right onto the surface of the Earth as lava. Magma forms igneous rock when it cools and crystalizes.
In its most basic form, magma is a melt—a very hot liquid. The lithosphere, the outermost layer of the earth made up of the crust and upper mantle, and the asthenosphere, the layer underneath the lithosphere, is where rocks on the planet melt to produce the asteroid belt.
What happens when magma is formed?Igneous rocks are created when magma cools and crystallizes. Weathering or breakdown of igneous rock results in the formation of sediment. The sediment is moved and dumped in a location, such as a beach, a delta, or the deep sea. The processes of lithification transform the accumulated material into a rock.
The magma's gas molecules produce bubbles as they rise and expand as the bubbles rise out of the solution. The solid rock surrounding the bubbles eventually splits when the pressure from the bubbles exceeds that of the rock, allowing the magma to reach the surface.
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In a village in Africa, the same plot of land is planted year after year, and no fertilizers are used. What problem is likely occurring?
Answers
Answer:
The problem that might likely occur with farming a plot of land year after year without any fertilizer is over-farming. Over- cultivation is the excessive use of a land. This results into nutrient depletion of the land as a result of pressure on the minerals in the soil.
Honestly this answer is not written by me i searched and got to help you!!
Hope this helps you!!
Answer:
c. overfarming
Explanation:
the act or an instance of cultivating something excessively especially : the act or practice of cultivating land to an excessive degree in the growing of crops so that soil quality is degraded and productivity is reduced Overcultivation, overgrazing, and massive timber consumption have turned a quarter of China's ...
select from below the typical components of a composite volcano. multiple select question. mudflow deposits pyroclastic flows lava flows pillow basalts pahoehoe lava flows
Answers
The typical components of a composite volcano include mudflow deposits, pyroclastic flows, lava flows, and pillow basalts. Thus, the correct options for the multiple select question are as follows: Mudflow deposits, Pyroclastic flows, Lava flows, Pillow basalts.
Composite volcanoes are those that are tall, symmetrical mountains that have steep slopes, and they usually form when lava and pyroclastic debris erupt alternately. When the explosive eruptions happen, pyroclastic flows and mudflows are created and these are one of the main components of a composite volcano.
The lava flows are also an essential component of a composite volcano. Pillow basalts, which are formed by the solidification of lava underwater, are also found at the base of some composite volcanoes. Hence, these are also one of the typical components of a composite volcano.
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Write an equation in slope intercept format of the line that is a segment bisector of both AB and CD. A(-1,8) B(3,4) C(1,10) and D(7,8) find y.
Answers
Answer:
y = x + 5
Explanation:
The equation of a line in slope intercept form is y = mx + c, where m is the slope and y is the intercept
The midpoint or bisector (x, y) of a line with endpoints at (\(x_1,y_1\)) and (\(x_2,y_2\)) is given by:
\(x=\frac{x_1+x_2}{2}\\ \\y=\frac{y_1+y_2}{2}\)
If AB is at A(-1,8) B(3,4), the coordinates of the midpoint of AB is:
\(x=\frac{x_1+x_2}{2}=\frac{-1+3}{2}=1 \\ \\y=\frac{y_1+y_2}{2}=\frac{8+4}{2} =6\)
The midpoint of AB is (1, 6)
If CD is at C(1,10) and D(7,8), the coordinates of the midpoint of CD is:
\(x=\frac{x_1+x_2}{2}=\frac{1+7}{2}=4 \\ \\y=\frac{y_1+y_2}{2}=\frac{10+8}{2} = 9\)
The midpoint of CD is (4, 9)
The equation of the line passing through two points is given as:
\(y-y_1=\frac{y_2-y_1}{x_2-x_1}(x-x_1)\\ \\The \ equation \ of\ the\ line \ passing\ through \ the\ midpoint\ of\ AB, i.e (1,6)\ \\and\ the\ mdpoint\ of\ CD\ i.e(4,9)\ is:\\\\y-6=\frac{9-6}{4-1}(x-1)\\ \\y-6=1(x-1)\\\\y=x-1+6\\\\y=x+5\)
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Characteristics of Electromagnetic Spectrum
Analog vs. Digital Signals
Multiple frequencies of the electromagnetic spectrum can carry communication signals and mass amounts of information. In general, signals sent using higher frequencies of the electromagnetic spectrum travel shorter distances but have a higher data-carrying capacity. This physical characteristic of electromagnetic waves limits the range and availability of frequencies for sending information.
The electromagnetic spectrum is a limited resource. Since electromagnetic waves move outward in all directions, wave transmitters need to be focused to transmit their signals to a single specified location. Likewise, wave receivers can be focused to maximize signal reception from a particular location. However, the receiving antenna may still detect unintended signals that can interfere with reception.
To avoid signal interference problems, multiple users cannot transmit radio signals at the same frequencies, at the same time, and in the same direction. The spectrum is scarce; at any given time and place, one use of a frequency prevents it from being used by others in the same location. As soon as one user stops transmitting signals over a portion of the spectrum, another user can immediately re-use it.
There are two important types of signal transmissions to understand: analog and digital.
wave that rises and falls
Analog wave
Analog signal transmission information (sound, video, or data) travels in a continuous wave whose strength and frequency change depending on the amount of data being submitted.
Travels in a continuous wave
Strength and frequency vary
wave that rises and falls but is square instead of wavy
Digital wave
Digital signal transmission information is converted to ones and zeros which are formatted and sent as electrical pulses. Advantages of using digital signals include greater accuracy, noise reduction (unwanted signals) and an increased capacity for sending information.
Travels as an electrical pulse
More accurate, less interference
Electromagnetic waves can carry more data at higher frequencies. Why would a scientist opt to transmit data at a lower frequency instead?
What are the limitations of sending information using electromagnetic waves?
What are the differences between analog and digital signals?
What are the advantages of using digital signals over analog signals?
Using reliable internet sources, identify three ways we use analog and digital signals in our everyday lives.
Answers
Analog and digital signals are methods of transmitting information. Analog signals transmit information as a continuous wave, while digital signals convert information into a series of ones and zeros.
Electromagnetic waves can carry vast amounts of information, but higher frequencies travel shorter distances. The limited nature of the electromagnetic spectrum means that wave transmitters and receivers must be focused on a specific location to avoid interference.
Since multiple users cannot transmit signals at the same frequency, at the same time, and in the same direction, the spectrum is a scarce resource. Analog signals transmit information in a continuous wave, whereas digital signals convert information into ones and zeros that are sent as electrical pulses.
Digital signals offer greater accuracy, noise reduction, and an increased capacity for sending information compared to analog signals.
Examples of analog and digital signal use in daily life include radio and television broadcasts (analog), digital cameras, and smartphones (digital), and landline telephones (analog).
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Which point is most important for the cartographer to consider before
creating a new map?
O A. Where the equator is located
OB. Goal of the map
O C. How the map will be displayed
OD. Relative size of the map elements
Answers
What hemisphere is north east?
Answers
The Northern Hemisphere is almost around half of the Earth that is north of the Equator.
This hemisphere includes all the entire parts of the North America, the Central America, and the Europe as well as the northern part of the South America, all about the two-thirds of the northern Africa, and also the major parts of the mainland Asia. The Northern Hemisphere is also called as 'Land Hemisphere' because of the greater part of its land masses of the Earth and lie in the Northern Hemisphere region
i.e. majority of the continents is lie in between the Northern Hemisphere. The Eastern Hemisphere and also refers to the area of the Earth east of the prime meridian .
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The skeletal system does all of the following EXCEPT
a
produces red blood cells
b
protects organs
c
stores calcium and minerals
d
excretes waste
Answers
Answer:
D. Excretes waste
Explanation:
because the rest options except D are correct,... let's analyze them, A is correct because red blood cells are produced in bone marrows in babies, then B, is also correct because the skeletal system protects our organs, for example the heart, liver and lungs are surrounded by ribs and the brain is also protect by the cranium.
The creation of mountains can best be described as-
Answers
Answer:
Tectonic plate motions generate volcanoes around the boundary of the plate, which erupt and form the mountains. A volcanic arc structure is a sequence of volcanoes forming near a subduction zone where the surface of a sinking oceanic plate melts and drags water down with the subducting crust.:
How many planets are there?
Answers
Answer:
There are eight planets in our Solar System.
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune
Clastic sedimentary rocks are primarily classified on the basis of
a) Grain size
b) Degree of sorting
c) Angularity
d) Density of rock
Answers
Clastic sedimentary rocks are primarily classified on the basis of Grain size
How are clastic sedimentary rocks classified?Clastic sedimentary rocks are made up primarily of fragmented pieces or clasts of older worn and eroded rocks. Clastic sediments and sedimentary rocks are classed based on grain size, clast and cementing material (matrix) composition, and texture. The classification factors are frequently useful in defining the environment of deposition of a sample. A clastic environment would be a river system in which the entire spectrum of grains being conveyed by the rushing water consists of bits eroded from solid rock upstream. The chemical and mineralogical components of the framework, as well as the cementing material, make up the composition of siliciclastic sedimentary rocks. Boggs classifies them into four categories: main minerals, auxiliary minerals, rock fragments, and chemical sediments.
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HELP PLEASE
Which of these people leads an ethnic religion?
the Dalai Lama
an imam
a Buddhist monk
the pope
a Hindu swami
Answers
Answer:
Judaism and Hinduism are two prime examples of ethnic religion
Explanation:
Answer:
a Hindu Swami
Explanation:
Christianity, Islam and Buddhism are all universalizing religions; the first four answers describe leaders from those three religions. Hinduism is the only ethnic religion and a swami is a Hindu leader.
Why is the u.s and Canada the world’s leading food exporters?
Answers
Answer:
corn ($9.210 billion) for usa
Canada's Agri-food exports exceeded $51 billion
Answer:
The US and Canada have a protected and lot's flow on goods and people across the border are essential to both country's financial competitiveness and wealth.
Explanation:
Why spatial interaction is closely related to cultural diffusion.
Answers
Answer:
Some places are well-connected by communications or transportation networks, others are not as much. The shape of a network and barriers to interaction determine the level of spatial interaction. Diffusion refers to the spread of anything from a cultural trait, people, things, or ideas from some point of origin (a hearth).
I need help on both questions.
Answers
Answer: your mum dancing in question 1
Explanation:
ur mum crying in question 2
Determine the equation of the circle graphed below.
Answers
A mathematical equation is a formula that uses the equals sign to represent the equality of two expressions. The definition of an algebra equation is a mathematical statement that demonstrates the equality of two mathematical expressions. For instance, the equation 3x + 5 = 14 consists of the two equations 3x + 5 and 14, which are separated by the 'equal' sign.
Two expressions are combined in an equation using an equal symbol ("="). The "left-hand side" and "right-hand side" of the equation are the two expressions on both sides of the equals sign.
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which of the following is an example of a factor that can alter the size of a population and that is density independent? group of answer choices disease predation territoriality resource competition volcanic eruption
Answers
A Volcanic eruption is a density-independent factor that can alter the size of a population.
This means that the impact of a volcanic eruption on a population is not influenced by the population density or the level of competition among individuals. Volcanic eruptions can cause widespread devastation, such as destruction of habitat, release of toxic substances, and alteration of environmental conditions. These effects can lead to significant mortality and population declines, affecting both individuals and species regardless of their population density. Therefore, a volcanic eruption is an example of a density-independent factor that can have a profound impact on population size.
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How do the waters of the earth’s oceans help distribute heat from one place to another?
Answers
This is a sample question for brainliest. Please label the names of the state in red for each image. Brainliest will be given to the first correct answers. No guesswork or links.
First image is A, and second image is B.
Answers
Answer:
A. Colorado
B. Minnesota
Twenty three (23) individual events lead to the formation of the following geologic section. Note the following: - Events may include any or all of the following: deposition; metamorphism; erosion; folding; faulting; intrusion; - Letters A-O identify individual rock units but DO NOT imply any chronologic order; - Units C, F, J and M are metamorphic; units B, E and I are igneous; all other units are sedimentary; - Regular, undulating (wavy) lines represent unconformable contacts. D K A B H M E Complete the following in your answer book: a) List in chronologic order (oldest to youngest) all twenty three (23) events resulting in the formation of the section; b) How many individual cross-cutting events are represented?; c) Name the types, in chronologic order (oldest to youngest), of all unconformities in the section; d) Name the types, in chronologic order (oldest to youngest), of all faults in the section. EXCOORWE
Answers
a) The 23 events in chronological order resulting in the formation of the given geologic section are Deposition of unit A. Deposition of unit C. Intrusion of unit B. Deposition of unit D. Folding of units A through E. Faulting of unit E. Deposition of unit F. Metamorphism of units A, B, and C. Folding of units F through K. Deposition of unit J. Metamorphism of unit D. Folding of units J through M. Faulting of unit M. Deposition of team N. Faulting of unit N. Deposition of unit O. Erosion of units A through E. Deposition of unit P. Faulting of unit P. Deposition of unit Q. Unconformity. Unconformity.
b) Four (4) individual cross-cutting events are represented. These are: Folding of units F through K. Folding of units J through M. Faulting of unit M . Faulting of unit N. c) Two types of unconformities are present in the section. In chronological order, they are Angular unconformity. Angular unconformity. d) Two types of faults are present in the section. In chronological order, they are Normal faulting. Reverse fault.
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does south asia or the united states have more land?
Answers
Answer:
Asia: 5,134,641 km2 (1,982,496 sq mi)
United states: 1.9 billion acres
Explanation:
Have a nice day :)
liast two type of location
Answers
Answer:
ocean and ground
mars and sun
relative locations and absolute location
Explanation:
Which of the following had the GREATEST influence in creating differences in British English versus American English?
International trade
Isolation
Globalization
Cut in diplomatic ties
Religious differences
Answers
Can someone help me with an arguemantative essay about global warming?
Answers
Answer:
What is the argument?
Explanation:
Answer:
Climate change includes both global warming driven by human emissions of greenhouse gases, and the resulting large-scale shifts in weather patterns. Though there have been previous periods of climatic change, since the mid-20th century, humans have had unprecedented impact on Earth's climate system and caused change on a global scale.
Explanation:
Does global warming have positive effects?
Yes, there will probably be some short-term and long-term benefits from global warming. For example, the flip side of increased mortality from heat waves may be decreased mortality from cold waves.
In the short term, farmers in some regions may benefit from the earlier onset of spring and from a longer warm season that is suitable for growing crops. Also, studies show that, up to a certain point, crops and other plants grow better in the presence of higher carbon dioxide levels and seem to be more drought-tolerant. [1] But this benefit is a two-edged sword: weeds, many invasive plant species, and insect pests will also thrive in a warmer world. Water availability will be impacted in drier agricultural areas that need irrigation. At some point, the benefits to crops of increased carbon dioxide will likely be overwhelmed by the negative impacts of heat stress and drought.
Does global warming have negative effects?
Yes, it has more frequent and severe weather, Higher death rates, Dirtier air, Higher wildlife extinction rates, More acidic oceans, Higher sea levels. Global warming is one of the major problems that the human race face in this modern world. This problem is threatening the humanity and the life of our planet. Even though global warming is an inevitable natural slow process, since the mid 1900’s with the start of the industrialization era, global warming increased its rate. We have to start taking preventions to improve the situation before the global warming many negative effects start becoming more catastrophic
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But just put it in ur own words
Which one do you prefer? UK or USA? Think of the crisis that's been going on. Please explain your answer.
Answers
Answer:
Unemployment in USA.
Explanation:
Unemployment in the United States of America is the major crises that's been going on. The employment rate is 3.6% in January 2020 and make a record high of 14.7% in the month of April as the coronavirus affected the economy of United States due to shut down of various factories. Due to this disease, the economy of United States adversely affected which cause increase in the unemployment rate.
A population of 7000 fish experiences 1,000 deaths in a year.
What is
the population's death rate for that year?
Answers
Step by step
The death rate will be the years % decrease in the population of fishes.
Starting population of fish = 7000 fish
Death of fish for the year = 1000 fish
Population death rate for the year = dead fish for that year divided by starting population of fishes
Yearly death rate = 1000/7000
= .1429
Change to percent by moving the decimal two digits to the right
= 14.29%