Physics for IGCSE & O level - Thermal Effects (Section 4 - No. 10)
What would you expect to happen if you put a black and a white surface in the sun?
Both surfaces will warm up at the same rate.
The white surface will warm up faster.
The black surface will warm up faster.
Neither surface will warm up.
คำอธิบาย
Black surfaces absorb radiation more effectively than white surfaces.