Space Study Guide

One spin on Earth's axis is called a...

• revolution
• rotation
• dizziness
• planet

One rotation of the Earth takes...

• one day
• 24 hours
• night and day
• ALL OF THESE

The outer planets are also called...

• inner planets
• revolutions
• gas giants
• comets

Balls of ice and rock that glow when they get too close to the sun are ...

• asteroids
• moons
• comets
• suns

The Earth's galaxy is called ______ and its shape is a _______.

• Milky Way; spiral
• outer planets; circle
• moon; planet
• Comet; star

Which of these is NOT a type of galaxy?

• spiral
• irregular
• eliptical
• circle

The largest space objects that orbit a star are...

• planets
• comets
• asteroids
• moons

A large round rocky object that orbits a planet is a...

• moon
• asteroid
• comet
• sun

Which type of galaxy has very little gases and not many stars form there?

• eliptical
• spiral
• irregular
• asteroid

Between Mars and Jupiter lies the

• asteriod belt
• keeper belt
• outer belt
• inner belt