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Author Question: The usual size of an air mass is: A) around 1000 km across. B) at least 1600 km across. C) at ... (Read 14 times)

geodog55

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on: Jul 14, 2018
The usual size of an air mass is:
 
  A) around 1000 km across. B) at least 1600 km across.
  C) at most a few kilometers across. D) between 100 and 200 km across.

Question 2

The type of energy that is responsible for sunburn is:
 
  A) ultraviolet energy. B) infrared energy.
  C) microwave energy. D) gamma ray energy.


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ong527

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Reply #1 on: Jul 14, 2018
Answer to Question 1

B

Answer to Question 2

A


geodog55

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Reply 2 on: Jul 14, 2018
Excellent

6ana001

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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