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physics unit 17 Flashcards

0
Q

The pulse is perpendicular to the direction of travel

A

Transverse wave

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1
Q

Disturbance that may or may not require a medium

A

Wave

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2
Q

Time for one complete cycle

A

Period

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3
Q

Reduction in amplitude as the wave moves away from the source

A

Damping

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4
Q

Relation of the position of the crests for 2 waves

A

Phase

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5
Q

The spreading of the wave beyond the edge of a barrier

A

Diffraction

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6
Q

Wave addition

A

Superposition

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7
Q

Complete destructive interference, complete cancellation

A

Nodes

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8
Q

Magnitude of the disturbance

A

Amplitude

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9
Q

Particles farther apart than equilibrium, negative pressure

A

Rarefraction

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10
Q

A type of wave that requires a medium

A

Mechanical wave

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11
Q

The angle formed by the direction of the wave and the normal to the barrier

A

Angle of incidence

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12
Q

Complete constructive interference; maximum displacement

A

Antinodes

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13
Q

Effects caused by two or more waves that superimpose

A

Interference

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14
Q

A type of wave that doesn’t require a medium

A

electromagnetic wave

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15
Q

Distance a wave moves during one complete cycle

A

Wavelength

16
Q

Bending the path of a wave as it passes from one medium to another

A

Refraction

17
Q

Direction the wave is changed by a boundary

A

Reflection

18
Q

Direction of the wave movement is perpendicular to the wavefront

A

Rectilinear propagation

19
Q

The number of cycles in a given amount of time

A

Frequency

20
Q

The pulse is parallel to the direction of travel

A

Longitudinal wave

21
Q

The result produced by 2 waves of the same amplitude and wavelength traveling in the same direction

A

Standing waves

22
Q

Ratio of the wave producing force to the displacement velocity

A

Impedance

23
Q

Particles closer than equilibrium, positive pressure

A

Compression

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