Waves, light and sound Flashcards by Sara Slaatsveen | Brainscape

Q

Speed of wave (m/s) =

A

frequency x λ (wavelength in m)

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Q

Frequency =

A

1 ÷ time period of wave in seconds

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Q

Law of reflection:

Angle of incidence =

A

angle of reflection

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Q

Speed of light:
In air =
In glass =

A

3 x 10^8 m/s

2 x 10^8 m/s

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Q

Speed of sound waves =

A

2 x distance ÷ time for echo

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