Light Question Preview (ID: 35142)


Introduction To Light And The EM Spectrum. TEACHERS: click here for quick copy question ID numbers.

Which EM wave can be seen?
a) Radio waves
b) Light waves
c) X-ray waves
d) Gamma waves

Which is the fastest traveling wave?
a) Sound
b) Ocean
c) Radio
d) Light

What happens to light waves when they enter a different medium?
a) Their speed changes
b) Their size changes
c) Their frequency changes
d) Nothing happens

Which of the following involve microwaves?
a) The visible spectrum
b) Cell phones and radar
c) Television
d) Night goggles

Which type of mirror is flat?
a) Concave
b) Convex
c) Plane
d) Rounded

Which direction does light bounce off a plane mirror?
a) one direction only
b) two directions
c) all directions
d) It doesn't bounce off; it is absorbed.

Waves that move perpendicular to the direction of matter are called
a) longitudinal waves
b) transverse waves
c) sound waves
d)

The number of waves that pass a point in one second is the
a) speed
b) amplitude
c) frequency
d) wavelength

The distance from crest to crest or trough to trough is the
a) frequency
b) amplitude
c) wavelength
d) speed

Amplitude is related to
a) the length of a wave
b) the height of a wave
c) the speed of a wave
d) the distance of a wave

The distance a wave travels in one second is known as its
a) speed
b) frequency
c) amplitude
d) spectrum

Different colors of light that can be seen are known as the
a) electromagnetic spectrum
b) visible spectrum
c) a prism
d) primary colors

Light cannot pass through what kind of objects?
a) Translucent
b) Opaque
c) Transparent
d) Clear

Waves from the sun are what type of waves?
a) Sound
b) Electromagnetic
c) Mechanical
d) Longitudinal

Which EM wave had the greatest amount of energy?
a) radio
b) x-ray
c) ultraviolet
d) gamma

What are pigments?
a) opaque substances used to color other materials
b) clear, transparent materials
c) primary colors of light
d) convex mirrors

Any surface that reflects light to form an image of an object is what?
a) prism
b) mirror
c) pigment
d) light

What refracts light and produces an image?
a) mirror
b) laser
c) lens
d) spectrum

What does a prism do to light waves?
a) reflects them
b) absorbs them
c) refracts them
d) discolors them

What does the word refract mean?
a) bounce back
b) absorb
c) bend
d) twist

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