Adaptive Practice
Sound
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⏱ 0:30
Easy
What is the medium for the propagation of sound waves?
Easy
Which of the following is a longitudinal wave?
Easy
The speed of sound in air at 0°C is approximately:
Medium
In which medium does sound travel the fastest?
Easy
What happens to the pitch of sound when the frequency increases?
Easy
The phenomenon of reflection of sound is called:
Medium
Which of the following affects the speed of sound in air the most?
Medium
A bat uses ultrasonic waves to locate objects. What is the approximate frequency range of these waves?
Hard
If the wavelength of a sound wave is halved while its frequency remains constant, what happens to its speed?
Medium
Why can sound not travel in vacuum but light can?