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What is the name for an area of low pressure in a longitudinal wave? Rarefaction

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How do you tell the difference between longitudinal and Transverse Waves?
One wave has a crest and a trough

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What does the law of reflection state?

The angle at which light is reflected must stay the same when being reflected to other things

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what is the difference between a mechanical wave and electromagnetic wave? A electromagnetic wave does not need a medium to travel through.

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If a women is still standing on a sidewalk, and an ambulance passes her from left to right. Where does the ambulance have the highest frequency sound waves? Left or right side of the women?

A. Left
B. Right

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What does light does when it passes through and opening?

It curves

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When a car honks their horn and a child is standing on a sidewalk when will the car horn sounds louder too the child on the sidewalk ?

When the car is near the child

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What is the difference between wave crests
-tyler

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how can you tell the wavelength of a transverse wave

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how can you tell the wavelength of a transverse wave

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a.crest to crest
b.trough to trough
c.trough to crest
d.crest to trough

a and b

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When something in a pool perceived closer than it actually is what is that called?

Refraction

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When a wave is reflected, what is the wave that strikes the surface?
incident wave

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When looking at a straw in a cup of water. What angle is no sign of refraction? c

A. Horizontal
B. 90 degrees
C. Perpendicular

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What will happen to the sound heard by the sunbather as the mower turns around and heads back towards the sunbather?

Pitch and Sound is louder

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Calculate the wavelength of a wave that has a speed of 12m/s and frequency of 3 hertz

4m

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Why can you see most objects?

Light reflects off it

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If a wave crosses through water, which is less dense than air, will the light bend towards or away from the normal? towards

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in which senerico will light diffract more when it passes through something?
smaller openings diffract more light

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What factors increase diffraction?

Wavelength of light

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What does “C” represent in the Index of Refraction equation?

A. Refracted index
B. Speed of light in space
C. Speed of light in a vacuum

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What happens to the speed of light when it passes from air into glass?

It slows down

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A sound is coming towards you. At what point is the sound waves more condensed. After it had passed you, or it approaching

Passed

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The mathematical equation representing the simplest wave looks like What.

y = Sin(x)

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Which direction do the particles move in a transverse wave?

A. Vertical
B. Horizontal
C. Diagonal

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What is the highest point of a transverse wave ?
A. Crest
B. Amplitude
C. Trough

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A mirror is not an example of reflection

A. True
B. False

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Find the index of refraction if the speed of light traveling through the crystal is 1.6x10^8 m/s.
**a) 1.88
b)0.94
c)1.5
d)1.69

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What happens when light is diffracted?

A. Stays in one place
B. Spreads outward

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If there are two openings, then how will the waves bend? The waves from each opening would contract off each other and cause 3 different waves.

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Does the frequency of the sound become higher or lower as the sound approaches you? lower

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True or false?
The angle of reflection equals the angle of incidence. True