Mechanical Waves and Sound

The number of wavelengths that pass a fixed point each second is known as ----

• Hertz

• Amplitude

• Frequency

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The unit for measuring frequency is the ---

• Joule

• Hertz

• Gram

• Newton

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The measure of the amount of energy in a wave is ----

• Wavelength

• Hertz

• Frequency

• Amplitude

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Sound waves that are beyond the range of human ear are known as ----

• Infrasonic waves

• Ultrasonic waves

Sonar and echolocation use ----- to detect objects under water.

• Refraction

• Reflection

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The Tacoma Narrows Bridge, musical instruments, and crystal stemware are examples of -----

• Frequency

• Resonance

• Interference

• Speed

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a disturbance in matter that carries energy from one place to another

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the material through which a wave travels

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a wave that causes the medium to vibrate at right angles to the direction in which waves travel

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the highest point of a transverse wave

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