Across
- 2. Flatten by pressure
- 4. Become larger
- 6. Facts indicating whether its true or not
- 8. When plants convert light into chemical energy
- 11. Spinning of the Earth
- 12. The sun shines directly down on Earth
- 13. The amount of matter in something
- 16. A layer of gases that surrounds a planet or star
- 18. When air is holding as much as it can
- 22. not educated in a subject
- 24. Occur; happen
- 27. Water vapor in the air
- 30. A group of atoms bonded together
- 31. A slow moving block of huge ice
Down
- 1. Testable explanation
- 2. The movement of fluid in a heat source
- 3. A collection of fake beliefs
- 4. Turn from liquid to vapor
- 5. The process by which heat is directly transmitted through a substance
- 7. When Earth and the sun are closest together
- 9. The degree of heat present
- 10. Scientific word for stuff
- 11. An artificial lake used for human water supply
- 14. A body of permeable rock
- 15. A forecast
- 17. A piece of information used as evidence
- 19. Imaginary axle Earth spins on
- 20. A supposition of ideas intended to explain something
- 21. Mass per volume of an object
- 23. Trip around of something
- 25. the draining away of water
- 26. When the North Pole leans toward the sun
- 28. Liquid
- 29. Be turned into solid by cold
- 30. Become liquified by heat