U3 Solar System Vocabulary Check

This space object is made of frozen dust and appears to have a tail.

The 4 larger planets without solid cores are called...

What is an orbiting space rock made of metal and ice called?

A force between 2 objects caused by mass and spin.

A spherical region surrounding the solar system thousands of AU's from the sun.

Select the best definition of a solar system.

The measure of how tough it would be to stop something moving is called...

A large round space object that orbits a star.

This is a space object that is smaller than a planet and shares its orbit with other things.

A Sun-centered solar system.

A space rock that enters Earth's atmosphere and burns across the sky.

A space object that orbits a planet.

An oval shaped pathway for planets, moons and space rocks is called...

This is equal to the average distance between the sun and Earth.

What is the region between Mars and Jupiter called?

A space rock that lands on the Earth.