Share Properties and Characteristics of Light and Sound
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The medium travels with the sound.
FALSE
Repeated echo is known as reverberations.
FALSE
Ships and bats used echo in locating objects.
TRUE
Sound waves carry different amounts of energy.
TRUE
The stronger the vibrations of an object, the louder the sound.
TRUE
Hitting an object harder or softer changes its volume/ loudness.
TRUE
Echolocation is the transmission of sound waves to locate objects.
TRUE
The bouncing back of sound when it strikes a barrier is known as echo.
TRUE
Noise is any desirable sound which helps the activities of human or animal life
FALSE
In order for sound from a speaker to reach a listener, air near the speaker must move to the listener.
FALSE
