science chapter 15 Flashcards

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1
Q

pulse

A

single oscillation

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2
Q

a wave transfers energy without transferring

A

mass

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3
Q

a disturbance that transfers energy from one place to another without transferring mass

A

wave

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4
Q

when energy from something gives its energy to another thing

A

energy transfer

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5
Q

a wave that can only travel through solids, liquids, and gasses

A

mechanical wave

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6
Q

a material in which a wave travels

A

medium

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7
Q

a wave in which the disturbance is perpendicular to the direction the wave travels

A

transverse wave

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8
Q

the spot transverse waves are in before they are moving

A

rest position

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9
Q

the highest point on a transverse wave

A

crest

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10
Q

the lowest point on a transverse wave

A

trough

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11
Q

makes the particles in a medium move parallel to the direction that the wave travels

A

longitudinal wave

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12
Q

an example of a longitudinal wave is…

A

a springs coils moving closer together and farther apart in waves

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13
Q

the position in a longitudinal wave where the particles are closest together

A

compressions

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14
Q

the position in a longitudinal wave where the particles are farthest apart

A

rarefactions

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15
Q

an up & down/side to side movement of an object. sources of energy that produce mechanical waves

A

vibrations

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16
Q

longitudinal waves from speakers

A

sound waves

17
Q

combination of transverse waves and longitudinal waves. Produced by contact with water

A

water waves

18
Q

waves in earths crest, causing vibrations and earthquakes

A

seismic waves

19
Q

wave that can travel through empty space and through matter

A

electromagnetic wave

20
Q

the maximum distance that a wave moves from its rest position

A

amplitude

21
Q

the distance from one point on a wave to the same point on the next wave

A

wavelength

22
Q

the # of wavelengths that pass by each second

A

frequency

23
Q

the transfer of energy by a wave to the medium through which it travels

A

absorption

24
Q

a passage of light through an object

A

transmission

25
Q

bouncing of a wave off a surface

A

reflection

26
Q

when a wave is reflected off a surface, the angel of the reflection is identical to the wave before the reflection

A

law of reflection

27
Q

a change of the direction in a wave that occurs when the wave is changing speed moving from one medium to another

A

refraction

28
Q

the change in direction of a wave when it travels by the edge of an object or through an opening

A

diffraction

29
Q

occurs when waves that overlap combine, forming a new wave

A

interference

30
Q

occurs when crests overlap with crests and troughs overlap with troughs

A

constructive interference

31
Q

occurs when crests overlap with troughs

A

deconstructive

32
Q

when a wave travels away from you, but reflects and travels back towards you

A

standing waves