Unknown Volume 5 Flashcards by George Botterill

Q

Souces and detectors of gamma?

A

Nuclear decay, cosmic ray, stars

Photographic film, GM film

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Q

Sources and detectors of x-ray?

A

Fast electrons hitting metal, stars

Photographic
film

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Q

Sources and detectors of ultraviolet?

A

Ultra-hot objects, sparks, stars

Film

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Q

Sources and detectors of visible light?

A

Very hot objects, starlight

Photographic film, LDR

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Q

Sources and detectors of infra-red?

A

All hot objects
Starlight

Black-bulb, thermometer, heat-sensitive paper

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Q

Sources and detectors of Microwaves?

A

Electrical circuits, some stars
aerial

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Q

Sources of radio/tv

A

Electrical circuits
Some stars

aerial

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Q

Uses of gamma rays?

A

Killing
Cancer Cells,
Sterilising
equipment

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Q

Uses of x-rays?

A

Medical
imaging of
bones

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Q

Uses of ultra-violet?

A

Sunbeds,
Killing bacteria

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Q

Uses of visible?

A

Seeing,
Photography,
Lasers

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Q

Uses of infrared?

A

“Night” vision,
Remote Controls

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Q

Uses of microwave?

A

Cooking,
Mobile Phone
signals

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Q

Uses of radio?

A

Communications,
Television Signals

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