solar system

Front

What is the only planet known to contain life?

Back

Earth

Front

What is the center of our solar system?

Back

Sun

Front

What is the closest planet to the sun?

Back

Mercury

Front

What are the inner planets primarily made of?

Back

Rock

Front

What are the outer planets primarily made of?

Back

Gas

Front

Name the largest planet in our solar system.

Back

Jupiter

Front

What is the smallest planet in our solar system?

Back

Mercury

Front

What is the term for a planet's path around the sun?

Back

Orbit

Front

Which planet is known for its rings?

Back

Saturn

Front

What is the name of our galaxy?

Back

Milky Way