Mrs. Buchanan - Electromagnetic Waves Question Preview (ID: 1425)
Mrs. Buchanan - Electromagnetic Waves.
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Electromagnetic Waves move fastest through which of the following materials
a) solid
b) empty space
c) gas
d) liquid
Which electromagnetic waves have the longest wavelength and lowest frequency
a) visible
b) gamma
c) radio
d) ultraviolet
Which color in the visible spectrum has the shortest wavelength?
a) red
b) violet
c) blue
d) yellow
Which of the following is not one of the main types of electromagnetic waves produced by the sun?
a) visible
b) ultraviolet
c) microwaves
d) infrared
Which color does an object appear when all of the wavelengths in the visible spectrum are reflected by the object and absorbed by the eye
a) white
b) black
c) brown
d) grey
Which color does an object appear when the object absorbs all of the wavelengths in the visible spectrum?
a) white
b) black
c) brown
d) grey
Which electromagnetic wave is closest to the visible spectrum?
a) ultraviolet
b) radio
c) gamma
d) microwaves
Which electromagnetic waves have the highest amount of energy?
a) x-rays
b) radio waves
c) visible waves
d) gamma rays
Which electromagnetic wave is produced by warm objects?
a) ultraviolet
b) visible
c) infrared
d) thermal
Which electromagnetic wave is used for communication between cell phones
a) radio waves
b) microwaves
c) infrared
d) gamma rays
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