Unit 5 Waves And Lite Flashcards

(48 cards)

0
Q

A disturbance that transfers energy from one place to another

A

Wave

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1
Q

Wave

A

A disturbance that transfers energy from one place to another

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2
Q

Medium

A

The material through which a wave travels

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3
Q

The material through which a wave travels

A

Medium

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4
Q

Longitudinal wave

A

Particle move back and forth in the same direction that the wave travels,or parallel to the wave

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5
Q

Particles move back and forth in the same direction that the wave travels,or parallel to the wave

A

Longitudinal wave

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6
Q

Transverse wave

A

Particles move perpendicularly to the direction the wave travels

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7
Q

Particles move perpendicularly to the direction the wave travels

A

Transverse wave

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8
Q

Mechanical wave

A

Waves that require a medium

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9
Q

Waves that require a medium

A

Mechanical wave

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10
Q

Electromagnetic wave

A

Disturbances in electric and magnetic fields

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11
Q

Disturbances in electric and magnetic Fields

A

Electromagnetic waves

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12
Q

Amplitude

A

A measure of how far particles in the medium moves away from the rest

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13
Q

A measure of how far particles in the the medium move away from their normal rest

A

Amplitude

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14
Q

Wavelength

A

The distance over which the waves shape repeats

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15
Q

The distance over which the waves shape repeats

A

Wavelengh

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16
Q

Wave period

A

The time required for one cycle

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17
Q

The time required for one cycle

A

Wave period

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18
Q

Frequency

A

How many cycles will happen over time,most commonly 1

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19
Q

How many cycles will happen over time,most commonly 1

20
Q

Hertz

A

A measurement of an frequency

21
Q

A measurement of an frequency

22
Q

Wavefronts

A

Peaks can be drawn as shapes,such as circles or spheres

23
Q

Peaks can be drawn as shapes,such as circles or spheres

24
Wave speed
Speed at which the wave travels
25
Speed at which the wave travels
Wave speed
26
Radiation
The transfer of energy as EM waves
27
The transfer of energy as EM waves
Radiation
28
Infared
A light that has slightly longer wavelengths than a regular red lite
29
A light that has slightly longer wavelengths than a regular red lite
Infared
30
Ultraviolet or UV
A light that has slightly shorter wavelengths than a violet lite
31
A light that has slightly shorter wavelengths than a violet lite
Ultraviolet
32
Electromagnetic (EM) spectrum
A visible light represents only a very small part of the range of frequencies
33
A visible light represents only a very small part of the range of frequencies
Electromagnetic (EM) spectrum
34
Transparent
A matter that transmits light
35
A matter that transmits light
Transparent
36
Translucent
Materials that transmit light but do not let light travel straight through
37
Materials that transmit light but do not let light travel straight through
Translucent
38
Opaque
Materials that do not let any light pass through them
39
Materials that do not let any light pass through them
Opaque
40
Absorption
Transferring light energy into matter
41
Transferring light energy into matter
Absorption
42
Reflection
Bouncing light off a surface
43
Bouncing light off a surface
Reflection
44
Refraction
When light changes direction passing through something
45
Light changing direction while passing through something
Refraction
46
Scattering
When light is sent in many directions as it passes through a medium
47
When light is sent in many directions as it passes through a medium
Scattering