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Origins of the Universe Lesson One Mastery Check

Last updated over 2 years ago

2 questions

Instructions

Answer both questions.

Required

6

Required

4

Question 2

2.

Explain in your own words what is the Doppler Effect and how it affects sound waves’ frequency and pitch.

Question 1

1.

Drag and drop the terms to the correct scenario.

Low pitch sound
High pitch sound
Shorter wavelength
Low frequency
High frequency
Longer wavelength

Object moving away from an observer
Object moving towards an observer