GED Science Practice Test 6
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Avg score: 25% Most missed: “This figure shows an example of which phenomenon?”

Use the following information for Questions below.

This figure shows how the sound waves from the siren of an ambulance appear to change as the ambulance moves toward or away from a stationary observer.

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GED Science Practice Test 6
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2 Questions

1. This figure shows an example of which phenomenon?
2. Fill in the blanks to correctly complete the sentence.
As the ambulance moves away from the stationary observer, the frequency of the siren appears to____________. As the ambulance moves toward the stationary observer, the frequency of the siren appears to ____________.