Across
- 4. A layer of concentrated ozone in the stratosphere that shields the earth from harmful ultraviolet light (2 words, no space)
- 6. A temperature layer in the atmosphere above the troposphere and below the mesosphere
- 7. A temperature layer of the atmosphere above the mesosphere which contains the highest temperatures of all the layers.
- 11. The coldest layer of the atmosphere located between the stratosphere and thermosphere
- 14. The layer of the atmosphere above the thermosphere where it begins to thin into interplanetary space
- 15. A region of variable height in the atmosphere where solar radiation breaks down gas molecules into ions
Down
- 1. The flow rate of radiant energy from sun through space to reach Earth (2 words, no spaces)
- 2. The geomagnetic field that surrounds the earth from the interior outward that protects living organisms from solar radiation
- 3. The steady drop of temperature with altitude in the troposphere (2 words, no space)
- 5. A process by which a planet’s atmosphere keeps energy from being lost to space (2 words, no space)
- 8. A layer of the earth’s atmosphere in which there is a uniform mixture of gases
- 9. A region of the earth’s atmosphere in which there are distinct layers of different gases
- 10. The envelope of gases that surrounds the earth held in place by gravity
- 12. The lowest temperature layer of the earth’s atmosphere extending from ground level to about 11 km
- 13. A belt of high-speed winds in the stratosphere that flow across the upper and middle latitudes (2 words, no space)