The Uses Of Rays/ And What Order Are They In Flashcards

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1
Q

X-ray

A

X-rays , don’t go through bone , damage DNA, cracks metal

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2
Q

Uv

A

Fluorescent signs lights , tanning beds , bank notes

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3
Q

Gamma

A

Sterilise surgical instruments , damage DNA, cancer treatment

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4
Q

Visible

A

Photography, TV/ video , sight, snow blindness

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5
Q

Infrared

A

Heaters , toasters, grills

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6
Q

Microwave

A

Mobile phone signals , microwave oven

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7
Q

Radio

A

Radio + TV signals

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8
Q

Frequency is measured in

A

Hertz

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9
Q

Wavelength is measured in

A

Meters

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10
Q

Loudness is measured in

A

Decibles

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11
Q

What size is a gamma ray

A

Atomic nuclei

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12
Q

What size is a x-ray wave

A

Atom

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13
Q

What size is the ultra violet wave

A

Molecules

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14
Q

What size is the visible waves

A

Germs

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15
Q

What size are infrared waves

A

Point of a pin

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16
Q

What size are microwave waves

A

Any size from a honey bee to human

17
Q

What size are radio waves

A

Buildings

18
Q

What Oder do the waves come in

A

Gamma ray
X ray
Ultra violet
Visible
Infrared
Microwave
Radio

19
Q

What waves do not penetrate the earths atmosphere

A

Gamma ray
X-ray
Microwave
Ultra violet
Infrared

20
Q

What are common properties in the EM spectrum

A
  1. Transverse waves
    2.can travel in a vacuum
  2. Travel at 300,000,000 m/s in a vacuum
21
Q

What’s the definition of a transverse wave

A

One in which the vibration of particles within the wave are perpendicular to the direction that the energy of the wave is being transferred