Sun and Model Flashcard

Front

What happens to the temperature and density of the Sun's atmosphere as you move outward?

Back

The atmosphere of the Sun usually gets hotter and less dense as you move outward.

Front

In a heliocentric system, what does Earth revolve around?

Back

Earth revolves around the Sun.

Front

Is the Sun the only star in our Solar System?

Back

True, the Sun is the only star in our Solar System.

Front

What is the layer of the Sun that we see in images called?

Back

The layer is called the Photosphere.

Front

Who explained that the Sun is at the center of the solar system?

Back

Copernicus explained that the Sun is at the center of the solar system.

Front

What is the outermost layer of the Sun's atmosphere called?

Back

The outermost layer is called the Corona.

Front

What is the process called by which the Sun produces energy?

Back

The process is called nuclear fusion.

Front

What are sunspots?

Back

Sunspots are temporary phenomena on the Sun's photosphere that appear as spots darker than the surrounding areas.

Front

What is the significance of the Sun's gravity?

Back

The Sun's gravity keeps the planets, including Earth, in orbit around it.

Front

What is the main component of the Sun?

Back

The main component of the Sun is hydrogen.