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Interactive Grade 4 Science Sound & Hearing Worksheet

Science · Grade 4 · 15 questions

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Sound & Hearing

How does increasing the force used to strike a drum affect the sound?

A.It increases the volumeB.It decreases the volumeC.It makes the pitch lowerD.It makes the pitch higher

Which of these is a way to reduce unwanted noise?

A.Use smooth, hard wallsB.Play music louderC.Use soft, absorbent materialsD.Open all the windows

What is the function of the outer ear (the part you can see)?

A.To vibrate and make soundB.To catch and funnel sound wavesC.To interpret the soundD.To store the sound

What do we call the unit used to measure the intensity or volume of sound?

A.DegreesB.DecibelsC.HertzD.Metres

When you strike a drum harder, what property of the sound changes?

A.The pitchB.The volumeC.The distance it travelsD.The frequency

If a guitar string is plucked and then held tighter, how does the sound change?

A.It gets lower in pitchB.It gets louderC.It gets higher in pitchD.It becomes silent

What is the term for the 'loudness' of a sound?

A.PitchB.AmplitudeC.FrequencyD.Echo

What is the primary way that sound travels through the air to reach our ears?

A.By moving in straight light beamsB.By creating vibrations in particlesC.By flowing like a stream of waterD.By releasing heat energy into space

Why can you not hear sound in outer space?

A.Because it is too coldB.Because there is no air or matterC.Because there is no lightD.Because gravity is too strong

10.

Which part of the human ear first receives sound vibrations?

A.The eardrumB.The brainC.The outer ear canalD.The hammer bone

11.

What do we call the bouncing of sound off a hard surface?

A.AbsorptionB.EchoC.VibrationD.Frequency

12.

Which of these is a low-pitched sound?

A.A police whistleB.A thunder rumbleC.A baby cryingD.A bird tweeting

13.

If a string is tightened on a violin, what happens to the pitch?

A.It gets higherB.It gets lowerC.It stays the sameD.It becomes silent

14.

What happens to the pitch of a sound when the vibration becomes faster?

A.The pitch gets lowerB.The pitch stays the sameC.The pitch gets higherD.The sound disappears

15.

What is the main function of the cochlea in the inner ear?

A.To collect dustB.To keep the ear warmC.To turn vibrations into nerve signalsD.To produce earwax