Lesson
Lesson-8.1.6- the above relationships in different contexts including sound waves and electromagnetic waves.
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Lesson-8.1.5- the relationship between frequency and time period: frequency = 1/time period. f = 1/ TPreviousLesson-8.1.7- explain why there is a change in the observed frequency and wavelength of a wave when its source is moving relative to an observer, and that this is known as the Doppler effect.Next