9) Which of the following is not a source of our atmosphere?

comets
plants
animals
solar radiation
outgassing from volcanoes

First of all Radiocarbon dating techniques cannot be used to date inorganic materials, and the cost of the procedure may be too high. The radiocarbon analysis is thus being utilized to look after the granite statue of Ramses II.

Radiocarbon dating is indeed a way to determine the age of rocks that usually contains biological matter while using the characteristics of radiocarbon, a nuclear reactor produces carbon. The method has been invented in the early 1940s there at the University of Chicago through Willard Libby.

Radiocarbon dating is indeed a technique in use by scientists to learn the dates of biological materials – for example, wooden archaeological objects or ancient human remains – first from the distant past. It can be applied to items that are up to 62,000 years old. 

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Explanation:

sana makatulong... that's answers is not mine

One of the "nails in the coffin" for the Earth-centered Universe was Galileo's observations of the Moons of Jupiter.

Galileo's observations of the Moons of Jupiter provided strong evidence against the geocentric model of the Universe, which placed the Earth at the center. By observing the Moons of Jupiter, Galileo showed that there were celestial bodies orbiting around a planet other than Earth. This contradicted the notion that all celestial bodies revolved around the Earth.

It provided direct evidence that there were other centers of motion in the Universe, supporting the heliocentric model proposed by Copernicus. Galileo's observations contributed to the growing body of evidence that challenged the geocentric view and played a significant role in shifting the scientific consensus towards the heliocentric model of the Solar System.

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The correct option is D ; The sun's rays will never be directly overhead. The latitude of 23 ½ degrees north is known as the Tropic of Cancer. Above this imaginary line the sun's rays hit earth with decreased angles.

The path in which the sun moves across the sky usually varies from one season to another. This path is directly related to the position of sunrise and sunset, as the position of sunrise and sunset changes with the changing position of the sun.

Even though the sun appears to be at the highest position during the winter solstice where the sun is at the maximum height and receives the highest amount of daylight, the sun is never directly overhead in the state of New York.

Thus, the rays of the sun never falls directly overhead in this region. At this condition, i.e above the tropic of cancer, the sun's rays hit the earth with gradually decreased angles.

Hence, the correct answer is option (D).

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Full Question ;

Imagine you have taken a flight north to New York City. Describe the sun rays at exactly noon on the same day of the year.

A) The sun's rays would also be directly overhead. The sun's rays strike earth at 90 degrees throughout the hemisphere.

B) The sun's rays would also be directly overhead but only for one hour, twelve noon until one o'clock. After that the earth's movement distorts the angle of the sun's rays.

C) The sun's rays will be directly overhead in the Northern Hemisphere during the fall equinox. The movement of earth changes the angle of incidence of the sun's rays throughout the year.

D) The sun's rays will never be directly overhead. The latitude of 23 ½ degrees north is known as the Tropic of Cancer. Above this imaginary line the sun's rays hit earth with decreased angles.

A magma moves upward toward the Earth's surface because it's less dense than the surrounding rock.

A magma refers to a molten liquid rock or semi-liquid rock that is located under Earth's surface.

When a magma is erupted upon the earths surface, it is called a lava before its solidifies.

Therefore, the Option D is correct.

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Answer:

Agree.

Explanation:

Agree.

Ocean currents move cold water from the tropics to the poles where the water warms due to the Coriolis effect. The Coriolis effect is caused by the rotation of the Earth, which causes the air and water to move in different directions in the northern and southern hemispheres.

This causes the warm water from the tropics to move towards the poles, while the cold water from the poles moves towards the equator. As the warm water moves towards the poles, it is cooled by the colder temperatures of the polar regions, resulting in the cold water from the tropics being moved to the poles. This process helps to regulate the global climate, as it helps to balance the temperatures between the poles and the tropics.

Answer:  The highest points of intensity for WF4-358 include 390nm, 402nm, and 420nm (all estimated by x-axis locations in 10 nm increments).

Explanation:

These are the closest approximate wavelengths along the x-axis that correspond to the highest intensities along the y-axis for WF4-358.

Answer:

Latin America encompasses a vast and very diverse area of the world. The main natural features of the region include the pampa grasslands of the southern cone, the Andean mountain range, the Amazonian rainforest, the forests and volcanoes of Central America and some of the tropical islands of the Caribbean.

Explanation:

To find the unknown angle measures, we need to use the given information and apply relevant geometric principles. Without specific information about the angles or the figure in question, it is difficult to provide precise answers. However, I can explain a general approach to finding unknown angle measures in geometric problems.

1. Identify the type of angles: Determine if the given angles are acute (less than 90 degrees), obtuse (greater than 90 degrees), or right angles (exactly 90 degrees). This classification helps in understanding the relationships between angles.

2. Use angle relationships: Depending on the geometric figure or scenario, there are various angle relationships that can be utilized. Some common relationships include:

  - Complementary angles: Two angles whose sum is 90 degrees. If one angle is known, the other can be found by subtracting the known angle from 90 degrees.

  - Supplementary angles: Two angles whose sum is 180 degrees. If one angle is known, the other can be found by subtracting the known angle from 180 degrees.

  - Vertical angles: Two angles that share the same vertex and are opposite each other. Vertical angles are congruent, meaning they have the same measure.

3. Apply geometric theorems or properties: Depending on the geometric figure or problem, specific theorems or properties can be used to find unknown angle measures. Examples include the Pythagorean theorem, the angle sum of triangles, the angle sum of quadrilaterals, and the properties of parallel lines intersected by a transversal.

4. Solve equations: In some cases, equations may need to be set up and solved to find the unknown angle measures. This can involve setting up equations based on angle relationships or applying algebraic principles.

It's important to note that the approach to finding unknown angle measures can vary depending on the specific problem and the given information. Providing precise answers without a specific problem is not possible, but the general steps outlined above can guide you in solving geometric problems involving unknown angle measures.

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SI unit of Weight is newton abbreviated as 'N'

SI unit of Acceleration is metre/second square abbreviated as m/s²

Answer:

congo

Explanation:

Dont know about the other parts but their is a Congo river. I know that at least

In deserts wet tropics the rate of chemical weathering is faster.

The correct option is b.

Rainwater interacting with the mineral grains in rocks to create new minerals (clays) and soluble salts is known as chemical weathering. These reactions occur mainly when the water is somewhat acidic.

Warm, humid conditions are ideal for these chemical reactions since they require water and develop more quickly at higher temperatures. The initial phase in the formation of soils is known as chemical weathering, particularly hydrolysis and oxidation.

Chemical weathering typically occurs in hot, humid (deserts wet tropics) climates with a lot of water. When exposed to heavy rainfall and high temperatures, rocks in humid areas deteriorate significantly more quickly than comparable rocks found in cold, dry areas (desert). Therefore, in humid areas, the chemical weathering process predominates over the mechanical process.

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They are generally filled with layers of. the following is correct about floodplains. Thus option (A) is correct.

A bottomland, floodplain, or floodplain is a region of land next to a river that runs from the channel's banks to the foot of the valley's surrounding walls and is subject to flooding during times of high discharge. The soils are typically made up of clays, silts, sands, and that have been left behind by floods.

Floodplains frequently have high soil fertility because regular flooding can deposit nutrients and water; some significant agricultural regions, such as the Mississippi river basin and the Nile, heavily rely on the floodplains.

The Mississippi River has a large floodplain covering large portions of midwestern states through which it flows. Ninety percent of this area is no longer flooded annually due to levees designed to hold the water back.

Therefore, option (A) is correct.

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True. Southern California beaches in winter experience heavy wave activity which causes the sand to move out towards the longshore bar. This exposes the rocks underneath the sand, resulting in narrower and rockier beaches during this time.

The seasonal changes in Southern California beaches are due to a combination of factors, including changes in wave energy and storm activity, tides, and sediment supply. During the summer months, the waves are typically smaller and less powerful, and the beach tends to be wider and sandier. This is because the wave energy is lower and the sediment supply from rivers and creeks is higher, leading to more sand being deposited on the beach. In contrast, during the winter months, the waves are larger and more powerful, and storms can generate significant erosion and sediment transport. The wave energy can move sand offshore, exposing rocks and other hard substrate. This can create more rocky tide pools, which are important habitats for a variety of marine organisms. The seasonal changes in Southern California beaches are not only important for the ecosystem but also for recreational activities such as surfing, swimming, and beachcombing. Understanding these seasonal patterns can help beachgoers stay safe and enjoy the beach in different ways throughout the year.

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Answer:

The resulting clay body, when fired, will be lighter and stronger. It can also make construction of the sculpture easier. However, the forms resulting from this clay body, if left unfired, will always be fragile. The strength in ceramic comes from the fusing that happens at high temperatures in the kiln.

Explanation:

The running water was the dominant agent of landscape modification on Earth before the industrial revolution.

Before human industrial activities significantly altered the Earth's surface, natural forces such as water, wind, gravity, and ice were responsible for shaping and modifying landscapes. However, among these forces, running water was the most powerful and significant agent of landscape modification. Rivers and streams have been eroding, transporting, and depositing sediment for millions of years, carving out canyons, valleys, and gorges, and shaping the landscape into its current form.

Running water, including rivers and streams, played a significant role in shaping Earth's landscape before the industrial revolution. This process occurs through erosion, transportation, and deposition of sediments, resulting in the formation of valleys, canyons, and other landforms.

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Answer:

We found that Colorado River flows decline by about 4 percent per degree Fahrenheit increase, which is roughly the same amount as the increased atmospheric water vapor holding capacity discussed above.13

Answer:

Explanation:

Poor waste management

air and water pollution

deforestation

climate change

The correct match for the following description is

Trade: Links culture regardless of distance

Ocean highways: Opened up the world to trade

Rural areas and cities: Often very different in culture

Landmasses: Barriers to worldwide trade

Trade, which is typically done in exchange for money, is the transfer of goods and services from one person or institution to another. Economists refer to a system or network that allows trading as a market. A system or network that permits trading is referred to as a market by economists. The direct exchange of products and services for other goods and services, or trading without the use of money, was a first form of trade known as barter.

Early in the 20th century, the term "Ocean Highway" was coined to describe a network of roads and waterways for motor vehicles that would typically travel as closely as possible to the Atlantic Ocean along the East Coast of the United States, from Jacksonville, Florida, to North Brunswick, New Jersey.

The rural area or countryside is the region found outside of towns and cities. Small communities and low population densities are features of typical rural settings. Rural regions are frequently those that are agricultural or have a forest cover.

A large area of land is referred to as a landmass or a land mass. The phrase is frequently used to describe areas of land enclosed by water, such as a continent or sizable island. A landmass is an identified portion of the continental crust that rises above sea level in the science of geology.

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Answer:

23%

Explanation:

IT was BIG

Answer:

By measuring the quantity of unstable atoms left in a fossil and comparing it to the quantity of stable daughter atoms in the fossil , scientists can estimate the amount of time that has passed since that fossil formed.

hope this helps !

Answer:

They form when two plates with landmasses on them move towards each other.

The plates push layers of accumulated sediment in the sea into folds between them.

This becomes a fold mountain range.

Most fold mountains continue to grow as the plates constantly move.

Examples: the Himalayas (Asia), Rockies (USA), Andes (South America), Alps (Europe)

Answer:

Britain’s referendum on the EU marks another step in the country’s long and troubled history with its European neighbours. Divorce or not, Europe will continue to have a huge influence over British politics and society – history has a few lessons for us here.

Europe made the UK. The emergence first of England as a nation state was the product of European pressures – to defend itself against Viking raids. So was the formation of the United Kingdom, which rallied England and Scotland against the France of Louis XIV.

Moreover, Europe has almost always been more important to us than the rest of the world. The 18th century statesman and philosopher Edmund Burke, for example, spoke of a “Commonwealth of Europe”, long before the British Commonwealth of Nations was even thought of.

The nature of the European challenge varied greatly over time. It was always strategic. In the Middle Ages the main enemy was France. In the 16th century and early 17th centuries it was Spain. From the late 17th to the early 19th century it was France again; in the mid to late 19th century it was Tsarist Russia. Then, in the early and mid-20th century it was first the Kaiser and then Hitler’s Germany; and then Russia again – with a brief interruption after the fall of the Berlin Wall – from the end of World War II to the present day.

Answer:

Venezuela has the largest share of oil reserves in the world with about 25% of the global total. Saudi Arabia has the second-largest share with approximately 22%, and Russia has the eighth-largest share with around 6%. It's important to note that these figures can change over time due to new discoveries, extraction rates, and other factors.

Answer:

6 million [5 million] 4 million 5 million

Explanation:

So Oceanic Crust moves away from mid-ocean, so the oldest crust is at the edge. Tbh the right side is a bit iffy but it said THE BEST ANSWER, so I think I did well.

The approximate age of the fossil can be determined by comparing the amount of 14C remaining in the bones to the known half-life of 14C, which is approximately 5,730 years.

14C is a radioactive isotope of carbon that is present in the atmosphere and taken up by living organisms through processes such as photosynthesis. When an organism dies, it no longer takes in new 14C, and the amount of 14C in its remains begins to decrease over time through radioactive decay. The half-life of 14C is the time it takes for half of the initial amount to decay.

Given that a living human adult contains about 8 grams of 14C, and the fossil of the prehistoric human adult contains 1 gram, we can estimate the number of half-lives that have passed. By dividing the difference in grams (7 grams) by the amount that decays in each half-life (4 grams), we can approximate the number of half-lives that have occurred. Since each half-life is approximately 5,730 years, we can multiply the number of half-lives by this value to estimate the age of the fossil.

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Answer:

that sounds... dark.. unmmm