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Origins of the Universe Lesson One Mastery Check

Last updated almost 3 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.

KI.1.PI.1.2a

Question 1

1.

Drag and drop the terms to the correct scenario.

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

Longer wavelength

Object moving away from an observer

Object moving towards an observer