Sound

Shaking maracas, strumming a guitar, and striking a tambourine are alike in that each produces sound waves _____

• by vibrating.

• that travel at the same speed.

• that travel through empty space.

• that travel in air slower at high temperatures.

Volume is measured in _____.

• Frequency

• Decibels

• Waves

• Vibrations

How will the sound of a piano differ after it is played with more force?

• The pitch will get higher.

• The pitch will get lower.

• The volume will get louder.

• The volume will get softer.

Tags

NGSS.MS-PS4-1

Marcus plays the drums in the school band. Sometimes he hits his drum gently and it makes a soft sound. Sometimes, he hits the drum hard, and it makes a loud sound.

What is the difference between the two kinds of sound he makes?

• Direction

• Pitch

• Volume

• Thickness

Tags

NGSS.MS-PS4-1

Which of the following properties of sound is determined by the speed of the vibrations creating the sound?

• Pitch

• Speed

• Volume

• Wavelength

When an object vibrates faster, ______.

• The pitch of the sound will be higher.

• The pitch of the sound will be lower.

• The volume will be louder.

• The volume will be softer.

Pitch is measured in ______.

• Decibels

• Frequency

• Force

• Clarity

Tags

NGSS.HS-PS4-1

Vibrations that cause sound can travel through ____________.

(more than one answer)

• Solids

• Liquids

• Gas

• Space

Tags

NGSS.MS-PS4-2

If you and your friend were on the moon, you could not hear him, even when he shouted. Why would no sound reach you from your friend?

• The moon is smaller than the earth and does not transmit vibrations as well.

• The moon does not have solids, liquids, and gases which are all needed for sound.

• The moon craters block the vibrations from being transmitted.

• The moon has no air to transmit the vibrations.

Kristina wants to make the volume of her radio louder, but her volume control knob is broken. What is the best way to do this?

• Put in a CD

• Change the station

• Move the radio closer

• Move the radio further away

Tags

NGSS.MS-PS4-1