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Quiz Science > Quize 1/26 > Flashcards

Quize 1/26 Flashcards

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Biology 101 flashcards
1
Q

Wave

A

A disturbance that transfers energy from place to plae

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2
Q

Energy

A

The ability to do work or cause change, such as moving an object some distance.

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3
Q

Medium

A

materiel through witch wave travels

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4
Q

Mechanical wave

A

A wave that requires a medium though witch to travel

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5
Q

transverse wave

A

A wave that moves the medium in a direction perpendicular to the direction in witch the wave travels

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6
Q

Congression

A

the part of the longitudinal wave were the particles of the medium are close together

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7
Q

Crest/trough

A

Trough:The lowest part of the wave
Crest: Highest part of the wave

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8
Q

longitude wave/compressinal wave

A

A wave that moves the medium parallel to the direction in which the wave travels

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9
Q

reflection

A

The bouncing back of a wave when it hits a surface though which it can not pass

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10
Q

Diffraction

A

The bending of waves around a barrier

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11
Q

Node

A

A point 0 amplitude on a standing wave

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12
Q

rest position

A

The position that the wave would be if it had no energy

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13
Q

Amplitude

A

The maximum distance that the particles of a medium move away from their rest positions as a wave passes through the medium

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14
Q

frequiency

A

the number of complete waves that pass a given point in a certain amount of time

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15
Q

hertz (HZ)

A

Unit of measurement for frequency

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16
Q

intensity

A

the amount of energy per second carried though a unit by a wave

17
Q

Decibels(DB)

A

A unit of measurement of loudness

18
Q

Parts of the ear

A

Pinna,Ear canal,Ear drum,Middle ear, inner ear

19
Q

Doppler effect

A

the apparent change in frequency of a sound as the source moves in relation to a listener

20
Q

Factors that effect the speed of sound

A

The speed of the sound depends on the density and the elasticity of the medium through which it travels.

Quiz Science (1 decks)

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