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Summary The doppler effect R60,00
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Summary The doppler effect
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summarizes the doppler effect as well as the necessary equations needed and explanation of the red shifts in the universe as the evidence for the expanding universe

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  • November 11, 2021
  • 3
  • 2021/2022
  • Summary

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DOPPLER EFFECT
Doppler effect The (apparent) change in frequency (or pitch) of the
sound is detected by a listener because the sound
source and the listener have different velocities
relative to the medium of sound propagation.

Transverse wave Longitude wave




Light waves like; radio waves Sound waves

Moves through a medium ⇒ can’t hear without it &
goes in a vacuum



amplitude the maximum extent of a vibration or oscillation, measured from the
position of equilibrium.

Measures loudness

Cant be negative

Frequency Number of complete waves and is the inverse of the period

Frequency determines the pitch and energy


Energy and frequency are directionally proportional

The time taken for one complete wave in the medium


period

Speed of wave Frequency x wavelength or d/t

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