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6.PS.4 Properties Of Light And Sound
Test Description: Light and sound waves
Instructions: Answer all questions to get your test result.
1) Soft materials tend to ......... sound waves.
A
refract
B
reflect
C
absorb
D
stop
2) A concrete wall will......... sound waves.
A
refract
B
reflect
C
absorb
D
stop
3) All sound is produced by ............
A
vibrationa
B
refracting
C
spinning
D
bending
4) A person's pitch of their voice is determined by their vocal chords.....
A
amplitude
B
rarefaction
C
compression
D
frequency
5) What kind of waves are sound waves?
A
transverse
B
ocean
C
longitudinal
D
sonic
6) Sound waves vibrate in what direction?
A
they bounce like a ball
B
they stay still
C
They vibrate along the same direction
D
they vibrate at a right angle in the direction the wave is travelling
7) The Doppler Effect happens in parades because as the firetruck comes toward you the sound becomes higher pitched because.......
A
the sound waves stay in the same place when they move toward you
B
the sound waves become compressed as they move toward you
C
the sound waves move faster when they move toward you
D
the sound waves spread out when they move toward you
8) The Doppler Effect is also seen as a firetruck moves away from you?????
A
the sound waves move faster as they move away
B
the sound waves compress and get higher pitched
C
the sound waves spread out and have a lower frequency
D
the sound waves stay in the same place as they move away
9) When the band plays we have........
A
everyone plays a different note
B
everyone doing their best work
C
everyone playing a different amplitude
D
everyone making many different sound waves sounds put together due to the different instruments
10) Big Sound waves have a high.......
A
pitch
B
refraction
C
reflection
D
amplitude
11) When light is bent it is called.....
A
reflection
B
diffused
C
refraction
D
amplitude
12) How is refraction helpful?
A
it helps us see everything within 2 miles
B
it helps us hear everything within 5 miles
C
it helps bends sound
D
it helped people who need glasses be able to see
13) A rainbow is formed due to light being?????
A
refracted and reflected light
B
absorbed
C
radiated
D
transmitted
14) When light is refracted it.....
A
it changes its reflection
B
it goes faster
C
changes the speed it is travelling
D
it goes slower
15) The distance between crests of a wave, especially points in a sound wave is referred to as the......
A
wavelength
B
troughs
C
waves
D
crests
16) A specular reflection or a smooth surface that is polished will reflect the light......
A
in every direction
B
in no direction
C
in a single direction
D
in many directions
17) A diffused reflection or something being reflected off of a rough surface will reflect the light.....
A
in many directions
B
in no direction
C
in a single direction
D
in every direction
18) Sound and light both travel in waves but they are different because.....
A
sound waves look like ocean waves
B
sound waves have a greater amplitude than light waves
C
Light can travel through a vacuum and sound cannot
D
light has long waves and sound have short waves
19) Sound waves travel.......
A
back and forth like a slinky in both directions
B
up and down in one direction
C
up and down
D
up and down in both directions
20) When light bounces back to your eye it is a ......
A
interference
B
transverse
C
refraction
D
reflection
*select an answer for all questions
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