AnswersPhysicsElectromagnetic Waves

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1
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Which lists the waves in order of frequency, from highest to lowest?

A
visible light, infrared, microwaves
B
ultraviolet, microwaves, gamma rays
C
radio waves, visible light, cap x -rays
D
cap x -rays, gamma rays, ultraviolet
2
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Question text not available

Answer:

Insufficient information

3

As the frequency of electromagnetic waves increases, what happens to the wavelength?

A
It decreases.
B
It remains constant.
C
It fluctuates.
D
It increases.
4

Which describes the relationship between the frequency, wavelength, and speed of a wave as the wave travels through different media?

A
As speed changes, frequency changes and wavelength remains constant.
B
As speed changes, wavelength and frequency remain constant.
C
As speed changes, wavelength changes and frequency remains constant.
D
As speed changes, wavelength and frequency change.
5

Which is the correct formula for finding the frequency of an electromagnetic wave?

A
f is equal to lambda plus c
B
f is equal to lambda over c
C
f is equal to c minus lambda
D
f is equal to c over lambda
6

Violet light has a frequency of 7 point 2 6 times 10 to the 14th power Hz and travels at a speed of 3.00 meters meters per second

Answer:

4.13e-7

7

A lab technician needs to clean medical instruments that have been exposed to bacteria. Which electromagnetic wave would be most useful for this task?

A
microwave
B
infrared
C
radio
D
ultraviolet
8

Question text not available

Answer:

Cannot determine

9

Green light has a wavelength of about 510 nanometers and travels at a speed of 3.00 meters meters per second

Answer:

5.88e14

10

Question text not available

Answer:

Cannot determine

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