Question

Microwaves are used
a. to heat food in an oven.
b. for other forms of data and information transfer.
c. for AM/FM radio transmissions.
d. both
a. and
b.

Answer 1

D) both a and b
Microwaves are used to heat foods in ovens. We all know that. They are also used for data and information transfer. Microwaves are used in wifi, gps, and radio astronomy.