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PHYSICS

Physics
Megahertz is a measurement of

Frequency
Speed
Capacity
Wavelength

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Physics
Echolocation is an adaptation bats use to

Hunt insects in flight
Locate flowering plants
All of these
Find warm places for hibernation

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Physics
Bats can sense obstacles because they produce

Ultrasonic sound waves
Micro sound waves
Supersonic sound waves
Infrasonic sound waves

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Physics
A wavelength of 0.3 m is produced in air and it travels at a speed of 300 m/s. Then it will be an

Infrasonic wave
Microwave
Audible wave
Ultrasonic wave

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Physics
Which term is not associated with sound wave?

Hertz
Mach
Decibel
Candela

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