Unit 4 - Solar System

Front

The inner planets are classified as __________________ planets (made of solid rock)

Back

terrestrial

Front

What is an asteroid?

Back

An asteroid is made of solid rock material.

Front

Which is the second largest planet?

Back

Saturn

Front

If gravity was 'shut off' how would the planets travel?

Back

in a straight line

Front

What are asteroids leftover from?

Back

Asteroids are leftover from when planets were formed.

Front

What are the four terrestrial planets in our solar system?

Back

Mercury, Venus, Earth, Mars.

Front

What is the largest planet in our solar system?

Back

Jupiter.

Front

What is the main difference between asteroids and comets?

Back

Asteroids are made of rock, while comets are made of ice and dust.

Front

What is the Kuiper Belt?

Back

A region of the solar system beyond Neptune that contains many small icy bodies.

Front

What force keeps the planets in orbit around the sun?

Back

Gravity.