Links to related material and teachers' resources |
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The Doppler Effect
The Doppler effect with a moving source. The Doppler effect with a moving observer. The general case: both moving. Moving medium. Examples with sound and water waves
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Electromagnetic Radiation and the Doppler Effect
The Doppler effect in electromagnetic radiation. Red and blue shifts. Radar. Exoplanets and Doppler-shifted starlight. Cosmological red shifts: the expansion of the universe. Red shifts due to time dilation produced by relative motion or low gravitational potential. |
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Shock Waves
vs > v shock waves, Mach numbers, sonic booms, the sound barrier and cloud nucleation. |
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Lab: Measuring velocities using the Doppler Shift
Measurements of relative speeds using circular motion and linear motion. Source on a string. Source and receiver on a bicycle. Source running and walking. |
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