The Doppler Effect in Real Life — Questions and answers

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What is an example of the Doppler effect happening at Everett Middle School?

Choices

  1. A school bell ringing ✓
  2. Light traveling from the Sun
  3. Distant galaxies moving away
  4. The Earth spinning

Answer: A school bell ringing

From page 1

Who was the person who first described the Doppler effect?

Choices

  1. Emilia
  2. Christian Doppler ✓
  3. Buys Ballot
  4. Albert Einstein

Answer: Christian Doppler

From page 4

How did Buys Ballot experimentally confirm Doppler's theory?

Choices

  1. He watched the stars for changes.
  2. He listened to a school bell ring.
  3. He bounced radio waves off raindrops.
  4. He had musicians play trumpets from a moving train. ✓

Answer: He had musicians play trumpets from a moving train.

From page 5

How do meteorologists use the Doppler effect?

Choices

  1. To measure the speed of distant galaxies.
  2. To measure the speed of vehicles.
  3. To track the movement of storms. ✓
  4. To listen to school bells.

Answer: To track the movement of storms.

From page 7

What did Albert Einstein say was 'the important thing'?

Choices

  1. To stop questioning everything.
  2. To only listen carefully.
  3. To explore the universe quickly.
  4. Not to stop questioning. ✓

Answer: Not to stop questioning.

From page 10