3rd Nine Weeks Exam Part 2 Question Preview (ID: 55452)


Waves. TEACHERS: click here for quick copy question ID numbers.

____ is a solid, liquid, or gas that a wave travels through
a) wave
b) medium
c) period
d) frequency

the amount of time it takes one wavelength to pass a point (measured in seconds, s)
a) amplitude
b) frequency
c) period
d) wavelength

_________ are waves capable of transferring energy through a vacuum
a) electromagnetic waves
b) transverse
c) longitudinal
d) mechanical

when a wave strikes an object and bounces off of it
a) diffraction
b) interference
c) refraction
d) reflection

the bending of waves caused by a change in its speed as it moves from one medium through another
a) reflection
b) refraction
c) diffraction
d) absorption

A dark jacket feeling warmer in the sun than a light colored jacket is an example of which wave behavior?
a) resonance
b) interference
c) diffraction
d) absorption

What are the two factors that affect the amount of diffraction?
a) The size of the object the waves hit and the wavelength of the waves
b) The size of the object the waves hit and the amplitude of the wave
c) The wavelength of the waves and the wave speed
d) The size of the object the waves hit and the wave frequency

Which of the following is NOT an example of an opaque object?
a) textbook
b) chromebook
c) sunglasses
d) cardboard

_____ waves can be used to kill cancer cells and in radioactive tracers.
a) x-rays
b) gamma
c) ultraviolet
d) infrared

Which of the following is uses infrared rays?
a) RADAR
b) CAT scan
c) night vision goggles
d) Wi-Fi

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