ANSWER ALL FOR BRAINLIEST ANSWER What do microwaves and x-rays have in common?

Select one:
a. They are visible.
b. They are mechanical waves that require a medium.
c. They are part of the electromagnetic spectrum.
d. They carry sound.
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(02.03 MC)
Which of the following is an example of an electromagnetic wave? (2 points)

Select one:
a. Red light
b. Ocean waves
c. Sound waves
d. Earthquakes
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(02.03 MC)
How are electromagnetic waves different from mechanical waves? (2 points)

Select one:
a. Electromagnetic waves are all high frequency; mechanical waves are all low frequency.
b. Electromagnetic waves can travel through a vacuum; mechanical waves require a medium.
c. Electromagnetic waves are visible; mechanical waves are invisible.
d. Electromagnetic waves always reflect; mechanical waves always refract.
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(02.03 HC)

Light is described as having a dual wave-particle nature. Which piece of evidence provides support for the model of light as a particle? (2 points)

Select one:
a. Young's double slit experiment showed that light waves show interference.
b. Light reflects when it hits a surface.
c. Light refracts when it moves from one medium to another.
d. Light does not need a medium to travel.
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(02.03 LC)

What is the apparent change in frequency of waves due to the motion of a source? (2 points)

Select one:
a. Photoelectric effect
b. Prismatic change
c. Doppler effect
d. Wavelength variability
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(02.03 MC)

Light and sound waves both share what characteristic? (2 points)

Select one:
a. They both exhibit the Doppler effect.
b. Light and sound are both transverse waves.
c. They both move fastest in water.
d. Light and sound both require a medium in which to travel.
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(02.03 LC)

Which of the following is a characteristic of electromagnetic waves? (2 points)

Select one:
a. They are all visible.
b. They have a purely particle nature.
c. They can travel with or without a medium.
d. They cannot travel very fast.
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(02.03 MC)
Theo made a list of the properties of electromagnetic waves. Identify the mistake in the list. (2 points)

Electromagnetic Wave Properties
1. Are made up of an electric field and a magnetic field
2. Are transverse waves
3. Cannot travel through space
4. All travel at the same speed in a vacuum

Select one:
a. Line 1 has a mistake.
b. Line 2 has a mistake.
c. Line 3 has a mistake.
d. Line 4 has a mistake.
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(02.03 LC)

Which of the following is true about the speed of light? (2 points)

Select one:
a. It depends on the wavelength.
b. In a vacuum, it is a constant value that does not depend on the observer.
c. It is slowest in a vacuum unless an observer is moving towards the source.
d. In a vacuum, it varies depending on the color of the light.
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(02.03 LC)

What is the speed of light in a vacuum? (2 points)

Select one:
a. 300 meters per second
b. 299,792,458 miles per hour
c. 300,000 miles per hour
d. 299,792,458 meters per second