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EAWR Physical Science Sem 1 SS CR
Properties of Waves
Question 5
5
Quiz
Multiple Choice
Properties of Waves
Question 5 of 10 • EAWR Physical Science Sem 1 SS CR
A sound wave traveling downward with a speed of about 4,000 m/s suddenly slows to 1,500 m/s not far below the Earth’s surface.What has the sound wave most likely encountered?
Answer
A
a different kind of rock
B
an underground lake
C
an open cavity
D
a pile of dinosaur bones
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Properties of Waves - Question 5 | EAWR Physical Science Sem 1 SS CR | Revolt