1. Out of this World Vocabulary Review
For an Outer Space Unit

2. Asteroid
A rock, or Minor Planet orbiting the Sun.

3. An imaginary straight line on which an object rotates.
Axis
An imaginary straight line on which an object rotates.

4. A small, frozen mass of dust and gas revolving around the sun.
Comet

5. Constellation
A grouping of stars which have been given names by ancient astronomers because of the way they look.

6. When our view of one object in the sky is blocked by either another object or the Earth's shadow.
Eclipse

7. A group of stars, gas and dust held together by gravity.
Galaxy
A group of stars, gas and dust held together by gravity.

8. Meteor
A shooting star, observed when a particle of dust enters into the Earth's atmosphere.

9. Our Galaxy.
Milky Way

10. The path one object takes around another.
Orbit

11. The system of planets and other objects orbiting the star Sol, which happens to be our Sun.
Solar System

12. A rock, or Minor Planet orbiting the Sun. Axis
VOCAB
DEFINITION
Asteroid
A rock, or Minor Planet orbiting the Sun.
Axis
An imaginary straight line on which an object rotates.
Comet
A small, frozen mass of dust and gas revolving around the sun.
Constellation
A grouping of stars which have been given names by ancient astronomers because of the way they look.
Eclipse
When our view of one object in the sky is blocked by either another object or the Earth's shadow.
Galaxy
A group of stars, gas and dust held together by gravity.
Meteor
A shooting star, observed when a particle of dust enters into the Earth's atmosphere.
Milky Way
Our Galaxy.
Orbit
The path one object takes around another.
Solar System
The system of planets and other objects orbiting the star Sol, which happens to be our Sun.
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