Microwaves can't get through the metal screen in a microwave oven, but light can because
A) light travels faster than microwaves.
B) the wavelength of visible light is about the same size as the holes.
C) the wavelength of microwaves is about the same size as the holes.
D) the screen acts like a resistor, absorbing the microwaves and not reflecting them.

Question

Quizplus · Accepted Answer

The wavelength of microwaves is much larger than the holes in the metal screen of a microwave oven, preventing them from passing through, while the much smaller wavelength of visible light allows it to pass through the holes easily.

Microwaves Can't Get Through the Metal Screen in a Microwave