8. A woman who doesn't appreciate the improper advances of a rude thug
blasts him with some pepper spray. She then screams. The frequency of
her scream is a piercing 1,000 Hz on an evening when the air temperature
is a brisk 10°C. If the thug starts sprinting away from the woman at a
speed of 7 m/s what frequency will he hear?
Answers: 3
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For waves in the ocean, the medium of the waves is a. air b. water c. energy d. a passing boat
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Sally turns on her cellular telephone to speak to her friend who is located thousands of miles away. which of the following best describes how such a telephone is able to transmit and receive information? a. the cellular telephone transmits, receives, and encodes information using only sound waves. b. the cellular telephone transmits, receives, and encodes information using only electromagnetic waves. c. the cellular telephone transmits information by electromagnetic waves to a receiver which then encodes them and produces sound. d. the cellular telephone transmits information by sound waves to a receiver which then encodes them and produces electromagnetic waves.
Answers: 2
8. A woman who doesn't appreciate the improper advances of a rude thug
blasts him with some pepper...
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