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Middle School Review Cards > Science 8 Wave's & Light > Flashcards

Science 8 Wave's & Light Flashcards

1
Q

A scientist who studies light and light technology

A

Spectroscopist

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2
Q

When a light bounces off an object

A

Reflect

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3
Q

When a object takes in the light

A

Absorb

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4
Q

When a light passes through an object

A

Transmit

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5
Q

When the light scatters through an object

A

Refract

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6
Q

What does it mean when purple is the closest to a light

A

That it is high frequency

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7
Q

What does it mean when red is the closest to a light

A

That it is low frequency

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8
Q

What unit are waves measured in?

A

Meters

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9
Q

A disturbance that transfers energy from place to place.

A

Wave

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10
Q

The material waves travel through (can be solid liquid or gas)

A

Medium

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11
Q

A wave that needs a medium to travel.

A

Mechanical Waves

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12
Q

A wave that can travel through an empty space.

A

Electromagnetic Waves

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13
Q

What type of wave is a sound wave

A

Longitudinal

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14
Q

What type of wave is a seismic wave

A

Mechanical Wave (Also Surface)

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15
Q

What type of waves is a light wave

A

Transverse

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16
Q

A type of wave that perpendicular to the wave direction

A

Transverse

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17
Q

A type of wave that is parallel to the direction the wave direction

A

Longitudinal

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18
Q

A combo of longitudinal and transverse waves

A

Surface

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19
Q

The highest part of a transverse wave

A

Crest

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20
Q

The lowest part of a transverse wave

A

Trough

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21
Q

What type of wave is an x-ray?

A

Transverse

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22
Q

What type of wave is a visible light?

A

Transverse

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23
Q

What type of wave is a radio wave?

A

Transverse

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24
Q

The location where the particles are closest in a longitudinal wave.

A

Compression

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25
Q

The location where the particles are farthest in a longitudinal wave.

A

Rarefaction

26
Q

What type of wave is an ultra sound wave

A

Longitudinal

27
Q

What type of wave is a slinky wave

A

Longitudinal

28
Q

Where does energy travel in a surface wave?

A

Along the surface of a medium.

29
Q

What type of wave is an ocean wave?

A

Surface Wave

30
Q

What type of wave are ripples in water?

A

Surface Wave

31
Q

The max distance a wave moves away from the rest position and the measurement of displacement.

A

Amplitude

32
Q

The distance between 2 corresponding parts of a wave

A

Wavelength

33
Q

The number of waves that pass by in a certain amount of time.

A

Frequency

34
Q

The distance a wave travels in a given amount of time.

A

Speed

35
Q

A higher wavelength, will result in a lower ___

A

Frequency

36
Q

The place on a wave where the particles are not moving.

A

Rest Position

37
Q

Why is there an increase in skin cancer in Australia?

A

Because the sun is being absorbed by the DNA within people’s skin cells.

38
Q

The Band Of Colors that is in light

A

The Color Spectrum

39
Q

The order of types of light in the electromagnetic spectrum from lowest energy to highest energy

A

Radio, Microwave, Infrared Visible, UV, X-Ray, Gamma Ray

40
Q

What unit is frequency measured in?

A

Hertz

41
Q

Does frequency affect wavelength?

A

Yes

42
Q

Does amplitude affect wavelength?

A

No

43
Q

Does amplitude affect wave speed?

A

No

43
Q

Does frequency affect wave speed?

A

No

44
Q

Light travels in a ____ line

A

Straight

45
Q

What protects our genetic material from skin cancer?

A

Melanin

46
Q

Something that provides light

A

Light Source

47
Q

In a sound wave, A higher amplitude, will result in a higher ___

A

Sound

48
Q

In a sound wave, A higher frequency, will result in a higher ___

A

Pitch

49
Q

For sound, it will travel faster in high temperature, but slow in __

A

Low Tempature

50
Q

A ratio that compares 2 quantities

A

Rate

51
Q

The transfer in energy in electromagnetic waves

A

Radiation

52
Q

Particles of light energy

A

Photons

53
Q

When this goes up, the other thing also goes up is an example of

A

Direct relationship

54
Q

When this goes up this thing goes down is an example of

A

Inverse relationship

55
Q

What do sound waves need to travel?

A

Matter

56
Q

Higher amplitude will result in higher ___

A

Light

57
Q

What to hertz represent

A

The amount of waves per second

58
Q

What does Light become when it is absorbed

A

Thermal energy

59
Q

All of the colors mixed

A

White light

Middle School Review Cards (14 decks)

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