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Waves, Sound, & Light Review Flashcards | StudBud
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Waves, Sound, & Light Review
Waves, Sound, & Light Review
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Wave basics, sound waves, and electromagnetic waves
Flashcards
37 cards
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Practice quiz
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Questions
37
Answers
1
Which number represents the crest?
3
2
1
4
2
Which number represents the wavelength?
2
1
3
4
3
Another name for a longitudinal wave is ___.
springy toy
Slinky
compressional
transverse
4
Is looking at your teacher in the front of the room an example of reflection?
No
Yes
5
Bob is tapping his pencil. What can he do to increase the amplitude of the sound wave?
Hit his pencil faster.
Hit his pencil harder.
Hit his pencil softer.
Hit his pencil slower.
6
As an ambulance was going away from Ed, he noticed that the pitch of the siren got lower. Why?
The volume increase.
The sound waves were getting closer together.
The sound waves were getting farther apart.
The volume decreased.
7
Which number represents the amplitude?
3
2
4
1
8
Some boats use ___ to find fish in the water.
SONAR
SLANAR
Echolocation
Reflectionocation
9
Can light travel through outer space?
No
Yes
10
What determines the frequency of a wave?
pitch
decibels
intensity
timbre
11
Does sound travel through outer space?
No
Yes
12
Through which item below would sound travel the fastest?
The air
Metal train tracks
The Dead Sea
The Atlantic Ocean
13
Why does the straw look bent in a glass of water?
EM waves travel at different speeds through different media.
EM waves compress more when they go through denser media.
EM waves cannot travel through solids.
14
Why do we see the moon?
The moon's light is best seen at night because it's dark.
It's "light" is actually light wave reflected from Earth.
It's "light" is actually light wave reflected from Sun.
It hides in the daytime and comes out at night.
15
Which is an example of the Doppler Effect?
Listening to music through your headphones.
Listening to the radio in a car.
Standing at the curb listening to an ambulance drive by you.
Watching the Big Bang Theory in surround sound.
16
What 3 things does music have? Select all that apply.
Rhythm
Pleasing quality
Instruments
Identifiable pitch
17
Why is this shirt red?
Because it absorbs red light.
Because it reflects red light.
Because it reflects blue light.
Because it reflects all wavelengths of light.
18
A solid color t-shirt absorbs red, blue, green, orange, yellow, & indigo. What color is it?
blue
violet
red
green
19
Which number represents the trough?
1
2
4
3
20
Why do light waves refract?
the speed of the wave changes
it likes doing it
the light spreads out
they bounce back
21
Is seeing an image of yourself in a still lake an example of a reflection?
No
Yes
22
Sounds over this amount will cause pain in the ears.
20 Hz
120 dB
60 dB
1000 Hz
23
What is part B?
compression
rarefaction
crest
trough
24
What is part A?
compression
crest
trough
rarefaction
25
Which increases energy in a wave?
lengthening wavelengths
shortening wavelengths
26
This type of wave can be transmitted through the vacuum of space.
microwaves
uv waves
radio waves
ALL electromagnetic waves
27
What is the ONLY thing that waves transfer?
love
matter
energy
neurons
28
Is looking at yourself in a mirror an example of reflection?
No
Yes
29
In this wave, energy moves forward, but the source moves up and down.
transverse waves
medium waves
longitudinal waves
particle waves
30
What kind of wave is this?
microwave
transverse
longitudinal
electromagnetic
31
Who can hear the train approaching sooner?
The gal with her ear on the train track.
The guy standing next to the train tracks.
Sir Isaac Newton
The dude wearing ear buds.
32
What do ALL types of waves have in common?
are longitudinal
wavelength, amplitude, velocity, and frequency
rarefactions and compressions
are transverse
33
June could hear her brother around the corner. What wave interaction explains this?
reflection
diffraction
refraction
interference
34
Some animals use _________.
Echolocation
SONAR
35
What are ALL of the colors of the visible spectrum of light?
Red, Pink, Yellow, Green, Blue, Indigo, Violet
Red, Orange, Yellow, Green, Blue, Indigo, Violet
Red, Orange, Yellow, Green, Blue, Indigo
Red, Orange, Yellow, Green, Black, Indigo, Violet
36
The shorter wavelength, the faster the ___.
amplitude
speed
37
What determines the amplitude of a wave?
timbre
intensity
decibels
pitch
