Jeffrey Piggott
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Quiz for Flipped Classroom Lesson #1 on Topic 9.5 The Doppler Effect

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Jeffrey Piggott
Created by Jeffrey Piggott over 8 years ago
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Topic 9.5 Lesson 1 Doppler Effect Quiz

Question 1 of 3

1

When an automobile moves towards a listener, the sound of its horn seems relatively __________. Click on the choice(s) below that correctly complete this statement.

Select one of the following:

  • low pitched

  • high pitched

  • normal

Explanation

Question 2 of 3

1

Click on each statement about the Doppler Effect that is TRUE.

Select one or more of the following:

  • A. It occurs when a wave source moves towards an observer.

  • B. It occurs when an observer moves towards a wave source.

  • C. It occurs when a wave source moves away from an observer.

  • D. It occurs when an observer moves away from a wave source.

Explanation

Question 3 of 3

1

Select from the dropdown list to complete the text.

Two ambulances have their sirens on and emit sound of the SAME frequency. Both ambulances are the same distance away from an observer but approach the observer from different directions and at different speeds. The ambulance with ( higher, lower ) speed will be heard by the observer to have the lower pitched sound.

Explanation

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