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Author Question: The ozone layer is a. transparent to ultraviolet radiation. b. opaque to ultraviolet radiation. ... (Read 76 times)

Hungry!

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on: Jul 27, 2018
The ozone layer is
 
  a. transparent to ultraviolet radiation.
  b. opaque to ultraviolet radiation.
  c. opaque to visible light.
  d. opaque to infrared radiation.
  e. responsible for producing most of the oxygen that animal life needs.

Question 2

The Himalayan Mountains are rugged, jagged peaks and the Appalachians are smooth and rolling. Why is there a difference?
 
  a. The Himalayas are much older and the rocks have begun breaking off.
  b. The Himalayas are volcanic mountains and the Appalachians are not.
  c. The Appalachians are much older and have been smoothed by erosion.
  d. The Appalachians are younger and just started to be thrust upward by plate tectonics.
  e. a and d


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Cnarkel

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Reply #1 on: Jul 27, 2018
Answer to Question 1

b

Answer to Question 2

c


Hungry!

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Reply 2 on: Jul 27, 2018
Excellent

ghepp

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Reply 3 on: Yesterday
Gracias!

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