Multiple Choice
Susan was watching fireworks during the 4th of July celebration. She noticed that she always saw the crackers burst before she heard its sounds. Which of the following explains Susan's experience?
A) Sound waves travel much more slowly than light waves.
B) The pitch of the firecrackers is more than 2000 Hz.
C) Susan is seated very far from where the crackers are being lit.
D) The decibel level of the firecrackers is about 110-120 dB.
Correct Answer:
Verified
Correct Answer:
Verified
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