This topic contains a solution. Click here to go to the answer

Author Question: The ozone layer is a. transparent to ultraviolet radiation. b. opaque to ultraviolet radiation. ... (Read 38 times)

Hungry!

  • Hero Member
  • *****
  • Posts: 1,071
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



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Cnarkel

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

b

Answer to Question 2

c




Hungry!

  • Member
  • Posts: 1,071
Reply 2 on: Jul 27, 2018
Excellent


aliotak

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Gracias!

 

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

For a complete list of videos, visit our video library