1. Astronomy Vocabulary
Cornell Notes Page 63

2. Rotation- To spin around an axis Rotate
Like a ballerina twirling or spinning a basketball on your fingertips.

3. Axis-
Imaginary line running through a planet around which the planet spins.

4. Revolution- To go around an object in a curved path Revolve
Planets revolve around the sun.

6. Orbit-
The path a body (such as a planet) takes in its revolution around another body (like the Sun).

7. Day-
Length of time it takes for a planet to make one full rotation on its axis. (Complete Spin)

8. Length of time it takes for a planet to make one full revolution around the sun.
Year-