Amplitude and Energy of Waves

An interference that forms a wave with a smaller amplitude is called ____________________ interference.

• destructive

• constructive

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NGSS.MS-PS4-1

Which is the measurement of the energy of a wave from its resting point to the highest point?

• frequency

• amplitude

• trough

• wavelength

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NGSS.MS-PS4-1

The strength or intensity of a wave is represented by which wave measurement?

• period

• velocity

• wavelength

• amplitude

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NGSS.MS-PS4-1

Which property of a sound wave causes its loudness?

• wave period

• wave speed

• amplitude

• frequency

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NGSS.MS-PS4-1

Which of the points on the wave are amplitude? 

• 1

• 2

• 3

• 4

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NGSS.MS-PS4-1

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

• mechanical wave

• thermal energy

• reaction force

• impact site

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NGSS.MS-PS4-1

NGSS.MS-PS4-2

What happens when you increase the amplitude of a sound?

• it makes the sound louder

• it makes the sound travel faster

• it increases the wavelength of the sound

• it increases the frequency of the sound

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What is the relationship between the amplitude of a wave and its energy?

• Energy is proportional to the square of the amplitude

• Energy is inversely proportional to the amplitude

• Energy is directly proportional to the amplitude

• Energy is independent of the amplitude

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NGSS.MS-PS4-1

Which of the following best describes amplitude in the context of wave motion?

• The distance between two consecutive crests

• The maximum displacement from the rest position

• The number of waves passing a point per second

• The time taken for one complete wave cycle

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NGSS.MS-PS4-1

In an experiment, if the amplitude of a wave is doubled, what happens to the energy of the wave?

• It remains the same

• It doubles

• It quadruples

• It halves

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NGSS.MS-PS4-1