Electromagnetic Spectrum And Light Question Preview (ID: 34837)


EM Spectrum. TEACHERS: click here for quick copy question ID numbers.

Cell phones and televisions use this type of EM wave. It is the shortest wave with the lowest frequency.
a) radio
b) TV
c) Gamma
d) Ultra Violet

Which portion of the EM spectrum includes the range of light that can be detected by the human eye?
a) Ultra violet
b) visible light
c) infrared light
d) x rays

If the wavelength of an EM wave is longer, what is true about the energy?
a) energy is higher
b) energy is lower
c) energy is not dependent on wavelength
d) energy is cancelled out

Which part of the EM spectrum has high enough energy to cause damage to eyes, skin and could cause cancer?
a) infrared
b) visible light
c) ultra violet
d) microwaves

Which of the following electromagnetic waves is given off as heat?
a) UV (ultra violet)
b) x rays
c) gamma rays
d) infrared

A wave with a large wavelength will have a ________ frequency and _____ energy
a) high, low
b) high, high
c) low, high
d) low, low

These are the waves that are used to penetrate solids and are used to create medical images.
a) visible light
b) gamma
c) x rays
d) microwaves

The distance between one point of a wave to the same point on the next wave.
a) frequency
b) wavelength
c) amplitude
d) crest

Waves that require a medium to travel through
a) electromagnetic
b) mecahnical
c)
d)

Sound waves travel fastest in _____
a) solid
b) liquid
c) gas
d) vacuum

The lowest point of a transverse wave
a) crest
b) trough
c) amplitude
d) wavelength

The type of wave that DOES NOT need a medium to travel through.
a) mechanical
b) electromagnetic
c)
d)

The type of wave with the shortest wavelength and highest frequency. This type of wave is extremely harmful.
a) radio
b) infrared
c) gamma
d) x ray

The type of EM wave that is used to cook food. It has a higher frequency than radio waves.
a) radio
b) microwave
c) gama
d) visible light

This type of EM wave has the 3rd longest wavelength
a) radio
b) micro
c) x rays
d) infrared

This color has the shortest wavelength
a) indigo
b) red
c) yellow
d) violet

If an object appears black, this means all 7 colors of the visible light spectrum are _____
a) reflected
b) absorbed
c) diffracted
d)

If an object appears white, this means all 7 colors of the visible light spectrum are _____
a) reflected
b) absorbed
c) diffracted
d)

If an object appears blue, this means that ___
a) all colors are absorbed except blue, blue is reflected
b) all colors are reflected except blue, blue is absorbed.
c)
d)

light waves travel fastest in _____
a) solid
b) liquid
c) gas
d) vacuum

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