6 Earth's Water and Atmosphere U3 L1 The Atmosphere

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Across
  1. 2. Atmosphere is held around Earth by
  2. 4. This is the measure of the force with which air molecules pus on an area of a surface ____ ____
  3. 6. Without this atmosphere, the earth's average temperature would be very low. This is called the ____ effect.
  4. 8. Greenhouse gas molecules absorb and emit ____ radiation
  5. 12. as ____ increases, air temperature changes
  6. 13. Some parts of the atmosphere are warmer because they contain a high percentage of gasses that absorb ____ ____
  7. 14. Ozone in the ____ absorbs ultraviolet radiation
  8. 15. In this layer of the atmosphere, temperature decreases as altitude increases
  9. 16. This is the uppermost layer o the atmosphere
Down
  1. 1. Air pressure is not the ____ throughout the atmosphere
  2. 3. The atmosphere protects you from the sun's ____ rays
  3. 5. This absorbs most of the solar radiation ____ ____
  4. 7. This is the lowest layer of the atmosphere
  5. 9. This is the mixture of gasses that surround the earth
  6. 10. The atmosphere is made mostly of ___ gas
  7. 11. The atmosphere contains small ____ such as smoke