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