P13 Flashcards

1
Q

Infrared

A

Radiation emitted by hot objects

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2
Q

Gamma rays

A

These are produced by radioactive substances

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3
Q

Uv rays

A

These are the waves just behind violet light

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4
Q

Optical fibres

A

These are thin glass fibres used to carry light

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5
Q

Ionisation

A

This happens when x-rays or gamma rays pass through a substance

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6
Q

7 types of EM waves

A

Radio waves
Microwaves
Infrared radiation
Visible light
Ultra violet
X-rays
Gamma rays

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