* A woman fires a gun. A second woman standing 170m away hears the shot 0.5 seconds later. What is the speed of sound in air?
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SECTION A: Q1 parts (f) to (j) | ||||||||||||
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* A woman fires a gun. A second woman standing 170m away hears the shot 0.5 seconds later. What is the speed of sound in air? |
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