Across
- 3. how much a planet is tilting in degrees
- 8. an amount of time for a Planet to circle around the moon
- 9. lowest frequency on the electromagnetic spectrum
- 10. what every thing is made up of
- 13. when the sun is placed in the middle of the solar system
- 14. on earth we have 4 of them because of our 23.5o tilt
- 16. when the earth was placed in the middle of the solar system
- 17. measuring from a crust to a crust or a trough to a trough
- 18. how much can fit in an object
- 19. circuit a circuit that has more than one wire
- 20. the top of a wave
- 23. when the temperature is at 0K
Down
- 1. middle frequency, visible for humans
- 2. 1m/s²
- 4. You can not go past the speed of this
- 5. 2 or more atoms fused together
- 6. highest frequency on the electromagnetic spectrum
- 7. an space object classified as a planet but is to small to be called a real planet (ex. Pluto)
- 9. the bending of light
- 11. when there was a big bang in the universe and that was how all of the stars and the solar system was made
- 12. 4m/s
- 15. scientist used to get to the space and the moon
- 21. the bottom of the wave
- 22. how much you are pulled down on a space object
- 24. a instrument of space study to look at different planets or stars