What is Sound?

Which term Best describes the form sound takes as it travels?

• Gas

• Music

• Waves

• Molecules

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NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which object produces a sound with high volume and low pitch?

• 
• 
• 
• 

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NGSS.MS-PS4-1

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Measuring from the middle to the top of the wave is the way to identify what?

• Its pitch

• Its speed

• Its vibration

• Its amplitude

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NGSS.MS-PS4-1

Which statement is true about sound?

• It always travels at the same rate of speed.

• It travels through many gases and many liquids.

• It travels faster in space than it does on Earth.

• It travels through a solid faster than it travels through a liquid.

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NGSS.MS-PS4-2

Which best describes what the scientist is doing in the picture?

• Measuring the wavelengths of various sounds.

• Analyzing the decibel levels of different sounds.

• Determining the best way to amplify particular sounds.

• Testing how the material lining the box transmits or absorbs sounds.

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NGSS.MS-PS4-2

Which describes the sound waves shown in the picture?

• They are stopped by the air.

• They are traveling through a gas.

• They are traveling through solid matter.

• They are traveling through a solid and a liquid.

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NGSS.MS-PS4-1

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Which of the following is an accurate statement about how sound travels?

• Sound can travel only through the air and other gases.

• Sound changes as it travels through different states of matter.

• Sound does not change as it travels through different states of matter

• Sound becomes louder as it moves away from its source.

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NGSS.MS-PS4-2

Why can sound not travel through space?

• Space is a vacuum

• Sound cannot travel great distances

• Sound CAN travel through space.

• Space cannot transmit electromagnetic waves

Which state of matter transmits sound waves when a person snaps her fingers and you hear it though cardboard tube held to your ear?

• a gas

• a solid

• a solid and a gas

• a liquid and a gas

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NGSS.MS-PS4-1

NGSS.MS-PS4-2

What is a wavelength

• The loudness of a sound

• How long a wave is

• The distance from one crest to the next crest

• The amount of energy in a wave