Detailed explanation and options for the selected question.
Which type of electromagnetic wave is used in remote controls?
A.
Microwaves
B.
Infrared waves
C.
Ultraviolet waves
D.
Gamma rays
Explanation:
Infrared waves are used in remote controls for communication. Microwaves are used in cooking, ultraviolet waves cause skin tanning, and gamma rays are high-energy waves used in medicine.