Earth Science Week_3.3_Review

Front

What are the two inner planets that have about the same diameter?

Back

Earth and Venus.

Front

What is the study of weather conditions over a long period of time called?

Back

Climate.

Front

Which planet is the 3rd from the Sun in our Solar System?

Back

Earth.

Front

What are the main gases in the Sun's atmosphere?

Back

Hydrogen and helium.

Front

What are the main gases in the Earth's atmosphere?

Back

Nitrogen, oxygen, and other gases.

Front

What type of star is the Sun?

Back

A middle-size star.

Front

What does the Sun produce?

Back

Light and heat.

Front

What is the gravitational force of the Sun like?

Back

It has strong gravity.

Front

What is the primary component of the Sun?

Back

Hydrogen.

Front

What is the secondary component of the Sun?

Back

Helium.