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Author Question: UV rays are strongest when the sun is ____. a. rising b. setting c. high in the sky d. behind a ... (Read 214 times)

vicky

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on: Aug 6, 2018
UV rays are strongest when the sun is ____.
 a. rising
 b. setting
 c. high in the sky
 d. behind a thin layer of clouds
  e. nearly hidden by clouds

Question 2

The average life expectancy for a chronic smoker is about ____ years shorter than for a nonsmoker.
 a. 5 to 6
 b. 8 to 9
 c. 10 to 11
  d. 13 to 14
  e. 15 to 16


IAPPLET

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Reply #1 on: Aug 6, 2018
Answer to Question 1

c

Answer to Question 2

d


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vicky

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Reply #2 on: Aug 6, 2018
TY


IAPPLET

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Reply #3 on: Aug 6, 2018
You're welcome


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