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Electromagnetic spectrum > Electromagnetic spectrum > Flashcards

Electromagnetic spectrum Flashcards

Notes galore

1
Q

List the types of radiation in order of increasing wavelength

A

Gamma rays, X-rays, Ultraviolet radiation, Visible light, Infra-red radiation, Microwaves and Radiowaves

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2
Q

List the types of radiation in order of increasing frequency

A

Radiowaves, Microwaves, Infra-red radiation, Visible Light, Ultraviolet radiation, X-rays and Gamma rays

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3
Q

List the types of radiation in order of increasing energy

A

Radiowaves, Microwaves, Infra-red radiation, Visible Light, Ultraviolet radiation, X-rays and Gamma rays

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4
Q

State one source of radiowaves

A

Electron motion in conductor

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5
Q

State one source of microwaves

A

Electron motion in conductor

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6
Q

State one source of infra-red radiation

A

Hot objects, infra-red LED and the sun

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7
Q

State one source of visible light

A

Electrons moving between energy levels, lightbulb and the sun

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8
Q

State one source of Ultraviolet radiation

A

UV LED light, lightning and the sun

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9
Q

State one source of X-rays

A

Rapidly decelerated electrons

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10
Q

State one source of Gamma rays

A

Radioactive nuclei

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11
Q

State one detector of radiowaves

A

Aerial

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12
Q

State one detector of microwaves

A

Aerial

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13
Q

State one detector of infra-red radiation

A

Photodiode and a blackened thermometer

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14
Q

State one detector of visible light

A

Retina of the eye, photographic film and photodiode

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15
Q

State one detector of Ultraviolet radiation

A

Fluorescent materials and photodiode

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16
Q

State one detector of X-rays

A

Photographic film

17
Q

State one detector of Gamma rays

A

Photographic film and a Geiger tube

18
Q

Describe one application of radiowaves

A

Communication and radar

19
Q

Describe one application of microwaves

A

Communication and heating food

20
Q

Describe one application of infra-red radiation

A

Physiotherapy

21
Q

Describe one application of visible light

A

Lasers, glasses, endoscopes and optical fibres

22
Q

Describe one application of ultraviolet radiation

A

Treatment of skin and sterilisation of equipment

23
Q

Describe one application of X-rays

A

Locating broken bones and other abnormalities in the body

24
Q

Describe one application of Gamma rays

A

Treating cancer through radiotherapy and Tracers

25
Q

What is the speed of electromagnetic radiation through air?

A

300,000,000 ms-1 or

3 x 10^8 ms-1

Electromagnetic spectrum (2 decks)

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