Across
- 2. A tide after the 1st or 3rd quarter moon
- 5. Transfer of heat via Electromagnetic waves
- 10. Point of orbit when the planet is furthest from the sun
- 12. Turning or spinning of a body on Earths axis
- 16. Large cloud of dust and gas in space
- 17. Process of plant making food
- 18. 2 times a year neither hemisphere is towards the sun
- 20. Heat rises to warm something up without physical contact
- 23. Incoming solar radiation
- 24. Radiation emitted by the sun
- 25. Wind being used to create electrical energy
Down
- 1. Point of orbit when planet is at its closest to the sun
- 3. Center of mass of 2 or more bodies orbiting around each other
- 4. Planets primarily made out of gas
- 6. Merging 2 nuclei into 1
- 7. Electromagnetic wave increasing in frequency
- 8. When the sun is either in 1 hemisphere or not
- 9. Full spin around the sun
- 11. Slow motion of Earth's axis
- 13. Direct transfer of heat from 1 object to another
- 14. Wobbling of Earths axis
- 15. Scientific study of the universe
- 19. A tide after a new or full moon
- 21. Process of slitting atom
- 22. Process of Burning something