Environmentalmedium · Past Paper
What is 'Albedo'?
AThe amount of heat absorbed by a surface
BThe fraction of solar energy reflected by a surface
CThe temperature of the core of the Earth
DThe speed of wind at sea level
✓ Correct Answer: B — The fraction of solar energy reflected by a surface
Albedo is a measure of the reflectivity of a surface, with ice having a high albedo and dark soil having a low albedo.
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