The Solar System

The asteroid belt is located between which two planets?

• Jupiter and Saturn

• Mars and Saturn

• Earth and Mars

• Mars and Jupiter

Asteroids are made of _________

• rock

• stars

• gas

• ice

Asteroids orbit around

• the Moon

• the Sun

• planet Earth

• planet Mars

A celestial body made of ice and rock is called_________. It has a nucleus which is solid dust and ice a coma which is a cloud of dust and evaporated gases, and two tails.

• an asteroid

• a comet

• a planet

• a galaxy

When does a meteor become a meteorite?

• when the Sun goes down

• when it cools off

• when it hits the Earth's atmosphere

• when it collides with other meteors

Meteors are sometimes referred to as

• shooting stars

• planets

• moons

• galaxies

If during a meteor shower you saw 3 meteors per minute, how many would you see in one hour?

• 81

• 1800

• 18

• 180

Meteor showers occur when the Earth _________.

• revolves in opposite direction of Sun.

• stops rotating

• passes through a comet's orbit

• is in the Sun's shadows

A(n) _______ us a huge system of dust, stars, and gas which are all held together by gravity.

• asteroid belt

• galaxy

• planet

• comet

Which defines the word planet?

• a large body that revolves around the Moon

• a large body that is suitable for life

• a large body that contains water and land

• a large body that revolves around the Sun