The greenhouse effect is the rise in temperature that the Earth experiences because certain gases in the atmosphere (water vapor, carbon dioxide, nitrous oxide, and methane, for example) trap energy from the sun. Normal warming is mostly caused by natural gases.
The answer is C. Norway, Sweden and Finland.
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Option B. abyssal plains.
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Answer:
A=
bh
Explanation:
"A" is the area
"b" is the base
"h" is height
if you were asking for an example, then one would be A=
· 203 · 137 = 13905.5