Vocab Crossword

2. Waves Energy that can travel through space
3. Wobbling of earth around the precessional axis
6. Movement of an object around another object
8. Heating Unequal heating across earths surface and when combined with rotation it drives earth weather
10. Wobble in Earth's rotational axis
11. Energy from the sun
17. model of solar system where earth is at the center
18. Path of an object as it revolves around object space
19. Process of how plants use light energy to convert water and carbon dioxide into oxygen and sugars

1. model of solar system where sun is at the center
4. Splitting of an atomic nucleas to release energy
5. the process of burning something
7. The center of mass of two or more bodies orbiting around each other
9. Law states that square ratio of periods of any two planets is eaqual to cube of the ratio of average distance
12. Imaginary line that passes through Earths center and the poles
13. Creation of energy by joining the nuclei of two hydrogen atoms to form helium
14. Spinning of earth on its axis
15. Law that states that planets moves around its orbit, it sweeps out equal area and time.
16. Law that states planets move in an elliptical path with sun at focus