Q79
What percentage of energy coming from the sun is re-rediated space?
A.
30%
AnswerB.
35%
C.
20%
D.
25%
Answer: Option A
Solution
Answer: Option A
Solution:
The percentage of energy coming from the sun in re-radiated space is 30%.In total approximately 70% of incoming radiation is absorbed by the atmosphere and the Earth's surface while around 30% is reflected in space and does not heat the surface.