Across
- 3. The fraction of light that a surface reflects
- 9. The deflection of moving objects caused by Earth's rotation.
- 12. Provides the energy the body needs for vital processes like moving and thinking
- 14. The transfer of energy through direct contact between matter or particles of matter
- 16. Dense, rocky material closer to the sun
- 18. A colorless, odorless gas made up of one carbon atom and four hydrogen atoms
- 19. A colorless odorless gas that is made up of one carbon and two oxygen atoms
- 21. The layer above the troposphere, extending from about 10 to 50 kilometers
Down
- 1. The lowest layer of Earths atmosphere
- 2. The process by which certain gases trap heat in the Earth's atmosphere
- 4. The measure of the force with which air molecules push on a surface
- 5. A gas molecule made up of three oxygen atoms
- 6. The layer above the mesosphere, from about 85 to 600 kilometers
- 7. A colorless, odorless gas that is essential for life
- 8. A group of planets and other bodies that revolve around a star
- 10. The outermost layer of the atmosphere, beginning around 600 kilometers
- 11. The movement of heat in a liquid or gas
- 13. The process of taking something into another substance
- 15. Icy, gaseous material further from the sun
- 17. Transfer of heat through empty space
- 20. The layer located above the stratosphere, ranging from about 50 to 85 kilometers
