Grade 11 Sound Energy Quiz

What is sound energy?

• Sound energy is a form of thermal energy.
• Sound energy is a form of light energy.
• Sound energy is a form of energy associated with the vibration of matter.
• Sound energy is a form of kinetic energy.

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NGSS.MS-PS4-2

Which of the following is a source of sound energy?

• Static objects
• Magnetic fields
• Heat waves
• Vibrating objects

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NGSS.MS-PS4-2

What is the velocity of sound in a solid medium?

• 2.5 x 10³ ms^-1

• 6.0 x 10³ ms^-1

• 330 ms^-1

• 1.482 x 10³ ms^-1

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NGSS.MS-PS4-1

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What is the wavelength of a sound wave?

• Distance between two consecutive nodes in a sound wave

• Distance between two consecutive crests in a sound wave

• Distance between two consecutive troughs in a sound wave

• Distance between two consecutive peaks in a sound wave

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NGSS.HS-PS4-1

What is the amplitude of a sound wave?

• No displacement of a particle in a medium

• Minimum displacement of a particle in a medium

• Maximum displacement of a particle in a medium

• Average displacement of a particle in a medium

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NGSS.MS-PS4-1

What is the frequency of a sound wave?

• Number of nodes in a given duration

• Number of troughs in a given duration

• Number of crests in a given duration

• Number of waves that pass a fixed place in a given duration

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NGSS.MS-PS4-1

What is the difference between reflection and refraction of sound?

• Reflection is the bending of sound waves, refraction is the bouncing back of sound waves

• Reflection is the change in speed of sound waves, refraction is the change in direction of sound waves

• Reflection is the bouncing back of sound waves, refraction is the bending of sound waves

• Reflection is the change in direction of sound waves, refraction is the change in speed of sound waves

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NGSS.MS-PS4-2

What is the loudness of sound measured in?

• Joules

• Hertz

• Decibels

• Watts

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What is the pitch of sound related to?

• Amplitude of sound waves

• Intensity of sound waves

• Frequency of vibration per second

• Speed of sound waves

Which part of the ear directs sound waves?

• Middle ear

• Inner ear

• Ear canal

• Outer ear