Question

a building that is utilizing large windows on its southern side for heating is an example of the use of
a. wind energy
b. active solar energy
c. photovoltaic energy
d. passive solar energy

Explanation:

Passive solar energy uses building design features (like large south-facing windows) to capture and retain solar heat without mechanical systems. Wind energy relies on wind turbines, active solar uses mechanical/electrical components, and photovoltaic converts sunlight to electricity directly.

Answer:

D. passive solar energy.