Albedo — Science definition
The fraction of incoming radiation reflected by a surface.
Where it is taught
- Atmospheric Energy & Circulation — Atmosphere & Weather, Earth & Space Science, Grade 9
In use
Albedo is the fraction reflected; darker surfaces often absorb more sunlight under otherwise similar conditions.
Atmospheric Energy & Circulation
Questions using albedo
Problem 1
A surface reflects 30 out of 100 incoming units. Find its albedo as a percentage.
Answer and explanation
30 %
30 ÷ 100 × 100 = 30.