Across
- 2. what is the hottest layer of the earth
- 3. a pure substance made of identical atoms
- 6. only place a cell wall is located
- 7. What causes rising air to turn counterclockwise in the northern hempisphere.
- 11. lowest amount of heat energy
- 14. what keeps the planets from leaving their orbit
- 15. what shape do the panets orbit the sun
- 17. where are the westerlies
- 20. how much matter is in an object
- 21. how much mass us packed into a certain volume.
Down
- 1. the amount of space an object takes up
- 4. what is a fungi
- 5. what is the degree of earths tilt
- 7. how do igneous rocks form
- 8. It dies out when none of the species can survive.
- 9. what organelle is only in a plant
- 10. how many body cells are in a human
- 12. The distance from one point to another.
- 13. highest amount of heat energy
- 16. a pure substance made of identical molecules
- 18. where are the easterlies
- 19. abbreviation for table salt.