Vocab 1

3. when the earth, moon, and sun are in a straight line
6. The force that draws objects toward each other
10. A natural object that exists outside the Earths atmosphere. Ex.stars, planets, asteroids
11. A measure of how hot or cold something is
14. Imaginary lines that run east and west to measure the distance north of the equator
15. Measure a measure of the intensity of light hitting earths surface
17. To move in a circle about/around a central axis.

1. The imaginary line of latitude that divides the earth into 2 hemispheres
2. the imaginary line at which earth rotates
4. Either of the 2 times in a year when the sun reaches its highest or lowest point in the sky.
5. A pattern of motion that happens constantly because of the sun and moon
7. Occurs when the sun and moon are at a right angle with the earth
8. The spinning or Earth on its axis. Every day the Earth rotates or spins on its axis.
9. The path that a body follows as it moves/travels around another body in space.
12. The time/date when both day and night are at equal time
13. A period of year characterized by particular conditions of weather or temperature
16. state of the atmosphere in any given time/place