Module 3

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Author:
ToriG
ID:
282179
Filename:
Module 3
Updated:
2014-09-20 10:49:05
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science
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Description:
Apologia Physical Science Module 3
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  1. Define atmosphere
    The mass of air surrounding a planet
  2. Define atmospheric pressure
    The pressure exerted by the atmosphere on all objects within it
  3. Define barometer
    An instrument used to measure atmospheric pressure
  4. Define homosphere
    The lower layer of the earth's atmosphere, which exists from the ground level to roughly 80 kilometers (50 miles) above sea level
  5. Define heterosphere
    The upper layer of the earth's atmosphere, which exists higher than roughly 80 kilometers (50 miles) above sea level
  6. Define troposhere
    The region of the atmosphere that extends from ground lever to roughly 11 kilometers (7 miles) above sea level
  7. Define stratosphere
    The region of the atmosphere that spans altitudes of roughly 11 kilometers to 48 kilometers (30 miles)
  8. Define mesosphere
    The region of the atmosphere that spans altitudes of roughly 48 kilometers to 80 kilometers (50 miles)
  9. Define jet streams
    Narrow bands of high-speed winds that circle the earth, blowing from west to east
  10. Define heat
    Energy that is transferred as a consequence of temperature differences
  11. Define temperature
    A measure of energy of random motion in a substance's molecules
  12. Define thermosphere
    The region of the atmosphere between altitudes of roughly 80 kilometers and 460 kilometers
  13. Define exosphere
    The region of the atmosphere above altitude of roughly 460 kilometers
  14. Define inosphere
    The region of the atmosphere between the altitudes of roughly 65 kilometers and 330 kilometers, where the gases are ionized

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