Front

What are objects made of ice, gas, and dust that orbit our sun called?

Back

Comets

Front

What would cause all of the planets to continue moving in a straight line based on their velocity?

Back

The sun disappearing.

Front

As mass increases, what happens to gravitational force?

Back

Increases.

Front

What are millions of pieces of rocky material of various sizes that orbit the Sun between the orbits of Mars and Jupiter called?

Back

Asteroids.

Front

What is Phobos, a celestial object that orbits Mars, primarily made of?

Back

Rock.

Front

What is the force that attracts two bodies towards each other called?

Back

Gravity.

Front

What is the term for a natural satellite that orbits a planet?

Back

Moon.

Front

What is the main reason planets orbit the sun?

Back

The sun's gravitational pull.

Front

What are small rocky or metallic bodies that travel through space called?

Back

Meteoroids.

Front

What is the difference between a comet and an asteroid?

Back

Comets are made of ice and dust, while asteroids are made of rock and metal.