Which region of the atmosphere is credited with the phenomena known as aurora borealis or the northern lights?
A) Firstosphere
B) Mesosphere
C) Stratosphere
D) Troposphere
E) Ionosphere
Correct Answer:
Verified
Q43: Meteors burn up in this region of
Q45: Which statement is correct?
A)UV-A is more harmful
Q48: Which of these pollutants gives smog its
Q49: Which of these pollutants can contribute to
Q50: Which of these acts as a pollutant
Q51: Nitrogen fixation converts nitrogen to _.
A)cellulose
B)nitrates
C)nitrogen oxides
D)nitric
Q52: According to data obtained by NAAQS, which
Q53: Which of these processes is represented by
Q55: Which of these gases is/ are considered
Q58: Which of these pollutants diminishes the blood's
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