Which part of the sun’s atmosphere is the hottest?

the coronathe corona.

What layer of the Sun is the hottest?

Core

Core. The hottest part of the Sun is the core, at 28,080,000°F, on average.

Which part of the Sun’s atmosphere is the coolest?

The photosphere is significantly cooler than temperatures at the sun’s core, which can reach about 27 million F (15 million C) according to NASA.

Why is the outer layer of the Sun hotter?

It would create waves that can carry huge amounts of energy along vast distances – from the sun’s surface to its upper atmosphere. The heat travels along what are called solar magnetic flux tubes before bursting into the corona, producing its high temperature.

Which is the hottest part of the Sun quizlet?

Terms in this set (7)

• Core. Center and hottest part of the sun. …
• Photosphere. The inner layer of the sun’s atmosphere. …
• Chromosphere. Layer of the sun’s atmosphere above the photosphere. …
• Corona. Outer layer of the sun’s atmosphere. …
• Sun Spots. Dark, cool area on the Sun’s surface. …
• Prominence. …
• Solar Flare.

What is the part of the Sun’s outer atmosphere?

The corona

The corona is the outer atmosphere of the Sun. It extends many thousands of kilometers (miles) above the visible “surface” of the Sun, gradually transforming into the solar wind that flows outward through our solar system. The material in the corona is an extremely hot but very tenuous plasma.

Which of the following is part of the Sun’s outer atmosphere?

The corona (Figure below) is the outermost part of the Sun’s atmosphere. It is the Sun’s halo, or “crown.” With a temperature of 1 to 3 million K, the corona is much hotter than the photosphere. The corona extends millions of kilometers into space.

What is the Sun’s lower atmosphere?

The lower region of the Sun’s atmosphere is called the chromosphere. Its name comes from the Greek root chroma (meaning color), for it appears bright red when viewed during a solar eclipse. The chromosphere extends for about 2,000 kilometers (1,200 miles) above the visible surface of the Sun.

How hot is the chromosphere of the Sun?

The temperature in the chromosphere varies between about 4000 K at the bottom (the so-called temperature minimum) and 8000 K at the top (6700 and 14,000 degrees F, 3700 and 7700 degrees C), so in this layer (and higher layers) it actually gets hotter if you go further away from the Sun, unlike in the lower layers, …

How hot is the corona of the Sun?

1 to 3 million kelvin

The Sun’s corona is much hotter (by a factor from 150 to 450) than the visible surface of the Sun: the photosphere’s average temperature is around 5800kelvin compared to the corona’s 1 to 3 million kelvin.

What is the temperature of the Sun’s atmosphere?

about 10,000 degrees F

Temperatures in the sun’s atmosphere also vary considerably between the layers. In the photosphere, temperatures reach about 10,000 degrees F (5,500 degrees C) according to the educational website The Sun Today. It is here that the sun’s radiation is detected as visible light.

Is the sun hotter inside or outside?

The photosphere – the visible surface of the Sun – has a temperature of about 6000 degrees C. However, the temperature increases very steeply from 6000 degrees to a few million degrees in the corona, in the region 500 kilometers above the photosphere. Thus, the Sun is hotter on the inside than it is on the outside.

What is hotter than the sun?

In terms of temperature, which of the following is hottest? And the answer: lightning. According to NASA, lightning is four times hotter than the surface of the sun. The air around a stroke of lightning can peak at 50,000 degrees Fahrenheit, while the surface of the sun is around 11,000 degrees.

Why is the corona the hottest part of the sun?

Because the coronal material is so thin and tenuous, only a tiny portion of all the sound energy in the photosphere needs to bleed up into the corona and be absorbed in order to heat it to the observed temperatures.

What is the hottest layer of the atmosphere?

The thermosphere

The thermosphere is often considered the “hot layer” because it contains the warmest temperatures in the atmosphere. Temperature increases with height until the estimated top of the thermosphere at 500 km. Temperatures can reach as high as 2000 K or 1727 ºC in this layer (Wallace and Hobbs 24).

Why is the hottest layer in the atmosphere?

Because there are relatively few molecules and atoms in the thermosphere, even absorbing small amounts of solar energy can significantly increase the air temperature, making the thermosphere the hottest layer in the atmosphere.

What layer of the atmosphere is the hottest coldest?

Coldest layer of Earth’s atmosphere is the MESOSPHERE. The temperature there is -90 degree celsius. It can even go lower. Hottest layer of Earth’s atmosphere is the thermosphere.

What layer of the atmosphere is the hottest What does this layer do to protect the earth?

The hottest layer of the atmosphere is the thermosphere, which can reach several thousands of degrees celsius. This is because a lot of the sun’s…

Is the mesosphere the hottest layer?

The mesosphere is the hottest layer of the atmosphere.

What happens to the temperature in the thermosphere?

Temperatures increase again with altitude in the thermosphere, which begins about 80 kilometers (50 miles) above the Earth. They can rise to 2,000°C (about 3600°F). The exosphere begins at 500 to 1,000 kilometers (about 310-621 miles) and the few particles of gas there can reach 2,500°C (about 4500°F) during the day.

Which is hotter thermosphere or exosphere?

Which is hotter thermosphere or exosphere? The thermosphere is directly above the mesosphere and below the exosphere. … The thermosphere is typically about 200° C (360° F) hotter in the daytime than at night, and roughly 500° C (900° F) hotter when the Sun is very active than at other times.

Does the temperature rise or drop in the troposphere?

As the density of the gases in this layer decrease with height, the air becomes thinner. Therefore, the temperature in the troposphere also decreases with height in response. As one climbs higher, the temperature drops from an average around 62°F (17°C) to -60°F (-51°C) at the tropopause.