Author Question: Ultraviolet light is absorbed in the A) exosphere. B) thermosphere. C) stratosphere. D) ... (Read 60 times)

K@ · **on:** Jul 27, 2018

Ultraviolet light is absorbed in the

A) exosphere.
B) thermosphere.
C) stratosphere.
D) troposphere.
E) none of the above

Question 2

On a cosmic calendar, in which the history of the universe is compressed into one year, how long is the average human life span?

A) 0.2 millisecond
B) 0.2 second
C) 2 seconds
D) 2 minutes
E) 2 hours