Question

A television remote control is used to direct pulses of electromagnetic radiation to a receiver on a television. What does this

communication between the remote control and the television illustrate about electromagnetic radiation?
A It possesses energy inversely proportional to its frequency
B
It is a longitudinal wave.
С
It transfers energy without transferring mass,
D
It diffracts and accelerates in air

Answer 1

Answers for the whole test are:

1.Infrared waves have lower frequencies than ultraviolet waves. Since frequency and energy are directly proportional, infrared waves also have less energy than ultraviolet waves.

2.The student should model a convex lens because it directs light toward the center of the lens.

3.It transfers energy without transferring mass.

4. to disinfect surgical rooms

5. X-rays would be best because they are high-energy waves that can penetrate solids.

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Answer 2

It is c trust me that what I said