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Physics > Photons And Antimatter > Flashcards

Photons And Antimatter Flashcards

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1
Q

Electromagnetic radiation

A

Radio waves
Microwaves
Infrared
Visible light
Uv
X-ray
Gamma

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2
Q

What is frequency?

A

Number of waves passing a point per second

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3
Q

What is velocity?

A

How quickly each wave travels through space

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4
Q

What is wave length?

A

The distance covered by one complete wave

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5
Q

What is the speed of EM radiation

A

3x10^8ms-1

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6
Q

Formula for energy of an EM wave

A

E=hf=hc/wavelength

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7
Q

What is Plancks constant?

A

6.63x10^-34

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8
Q

How to convert from electron volts to joules and viseversa

A

1eV=1.6x10^-19J
1J=1/1.6x10^-19

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Physics (4 decks)

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