Across
- 3. a layer of gases around the earth
- 5. a loop that slows down or stabilizes change
- 6. the amount of sunlight a surface reflects back into space
- 7. a loop that increases or speeds up change
Down
- 1. the process where gases in the atmosphere trap heat
- 2. a gas released by burning fuels and respiration that traps heat
- 4. A process where outputs attect the system