Waves Flashcards

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1
Q

A repeating disturbance that transfers energy through matter and space (medium)

A

Wave

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2
Q

Matter and space that waves travel through

A

Medium

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3
Q

High points

A

Crest

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4
Q

Low points

A

Trough

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5
Q

Where wave hits rest position

A

Node

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6
Q

Line in middle of crest and trough

A

Rest Position

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7
Q

Distance from resting position

A

Amplitude

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8
Q

The distance from the top of one crest to the top of the next crest

A

Wavelength

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9
Q

motion of the medium is at right angles to the direction of travel (opposite of each other)

A

Transverse Wave

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10
Q

Particles move along the direction of the wave

A

Longitudinal aka Compression Wave

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11
Q

Dense region of compressional waves

A

Compression

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12
Q

Less dense region of compressional waves

A

Rarefaction

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13
Q

The # of times a wave passes one point in one second

A

Frequency

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14
Q

Energy carried by vibration of matter and formed by “compression” and “rarefraction” of the medium

A

Sound

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15
Q

Amount of energy that flows through a certain area

A

Intensity

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16
Q

Our perception to intensity

A

Loudness

17
Q

Is our perception of how high or low a sound’s frequency is

A

Pitch

18
Q

Measurement of sound intensity; dB

A

Decibels