Asked by Kaitlyn

which of the following statements about earths atmosphere is true?

a. earths atmosphere contains 78 percent water vapor which is essential to life

b. earhts atmoshpere contains 21 percent oxygen

c. earths atmosphere contains carbon dioxide which all life forms require

d. earths atmosphere allows radiation from the sun to pass through it and warm earths surface

Is it A.?
Answered by Kaitlyn
Thanks for nothing people
Answered by Ms. Sue
<b>Homework Posting Tips

Please be patient. All tutors are volunteers, and sometimes a tutor may not be immediately available. Please be patient while waiting for a response to your question.</b>
Answered by DrBob222
I don't agree with A.
Answered by Halie
It is not A. Because the hydrosphere is the layer that contains all water. Therefor water vapor would be the hydrosphere. The answer would be B. The atmosphere contains 21% oxygen, 78% nitrogen and the rest is other gasses.
Answered by Anon
It's B
Answered by conexus buddy 2
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Answered by Lee
B nitrogen 78% and oxygen 21% are the most prevalent.
Answered by con nexus
a
d
c
b
c
d
a
a
Answered by ummm
con nexus is so dumb cause the test is 21 questions not 8
Answered by ?????????????
just whats the answer
Answered by yeyebro
d
b
b
b

100% just took the quiz
Answered by Trump2020
What is the answer?
Answered by why Dec 2022
yeyebro is an idiot the test is 22 qustions long
Answered by vi
ITS D. A recent decrease in carbon dioxide levels will increase plant growth on Earth.
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