It is possible to recognize a person in the dark by simply hearing his unique voice . It is because of the?
Correct answer A. pitch
Tip: press A, B, C or D to answer, and N for the next question.
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More Physics questions
See allThe echo (reflected sounD. will be distinctly heard only at ordinary temperatures if the distance of the reflecting surfaces from the source of sound is at least?
Correct answer C. 56 ft
Which of the following explains the reason why there is no total eclipse of the sun?
Correct answer D. Area of the sun covered by the moon
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Which of the following layers make radio transmission possible?
Correct answer B. Ionosphere
The position of earth in its orbit, when it is at its greatest distance from the sun causing northern summer is called?
Correct answer A. Aphelion
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