The Solar System TEST

Front

What is gravity responsible for in a galaxy?

Back

The motion of objects within it.

Front

How long is one rotation of Earth on its axis?

Back

1 day.

Front

What is the most difficult characteristic to build into a scale model of the solar system?

Back

The distances between objects.

Front

How does Earth's gravitational pull compare to that of Uranus?

Back

Earth has a larger gravitational pull than Uranus.

Front

What are the outer planets also called?

Back

Gas giants.

Front

What is the main force that keeps planets in orbit around the sun?

Back

Gravity.

Front

What are the four terrestrial planets in our solar system?

Back

Mercury, Venus, Earth, and Mars.

Front

What is the largest planet in our solar system?

Back

Jupiter.

Front

What is the term for the path a planet takes around the sun?

Back

Orbit.

Front

What is the difference between a comet and an asteroid?

Back

Comets are icy bodies that release gas or dust; asteroids are rocky bodies.