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Science Flashcards > Waves > Flashcards

Waves Flashcards

1
Q

A repeating disturbance or movement that transfers energy through matter or space.

A

Waves

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2
Q

The matter the waves travel to.

A

Medium

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3
Q

Matter in the medium moves back and forth at right angles to the direction that the wave travels.

A

Transverse wave

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4
Q

Matter in the medium moves back and forth along the same direction that the wave travels.

A

Compressional wave

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5
Q

This is also a longitudinal wave.

A

Sound Waves

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6
Q

A combination of longitudinal and transverse waves and are surface waves.

A

Water Waves

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7
Q

When the breaking crust vibrates.

A

Seismic Waves

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8
Q

When the transverse wave has alternating high points.

A

Crests

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9
Q

When the transverse wave has alternating low points.

A

Troughs

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10
Q

Less dense region of a compressional wave.

A

Rarefaction

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11
Q

The distance between one point on a wave and the nearest point just like it.

A

Wavelength

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12
Q

The number of wavelengths that pass a fixed point each second.

A

Frequency

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13
Q

The energy carried by the wave.

A

Amplitude

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14
Q

The bending of a wave.

A

Refraction

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15
Q

When an object causes a wave to bend.

A

DIffraction

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16
Q

When two or more waves overlap and combine to form a new wave.

A

Interference

17
Q

A special type of wave pattern that forms when waves equal in wave length and amplitude.

A

Standing Wave

18
Q

The process by which an object is made to vibrate by absorbing energy at its natural frequencies.

A

Resonance

19
Q

A tough membrane.

A

Eardrum

20
Q

The inner ear contains this.

A

Cochlea

21
Q

The amount of energy that flows through a certain area in a certain amount of time.

A

Intensity

22
Q

The human perception of sound intensity.

A

Loudness

23
Q

Each unit on the scale for sound intensity.

A

Decibel

24
Q

How high or low a sound seems to be.

A

Pitch

25
Q

Sound frequencies above 20,000 Hz.

A

Ultra sonic

26
Q

The change in pitch due to a moving wave source.

A

Doppler effect

27
Q

Made of sounds that are used in a pattern.

A

Music

28
Q

The difference among sounds of the same pitch and loudness.

A

Sound Quality

29
Q

A vibration whose frequency is a multiple of the fundamental frequency.

A

Overtone

30
Q

A hollow chamber filled with air.

A

Resinator

31
Q

The study of sound.

A

Acoustics

32
Q

The process of locating objects by emitting sounds and interpreting the sound Waves that are reflected back.

A

Echolocation

33
Q

A system that uses the reflection of underwater sound Waves to detect objects.

A

Sonar

Science Flashcards (5 decks)

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