Sound

A sound wave is what type of wave (a)  

• Transverse
• Longitudinal
• Electromagnetic
• Seismic

Tags

NGSS.MS-PS4-2

What will result in an echo?

• Sound being bounced around a small room

• Reflection of sound far from the reflecting surface

• Sound being absorbed by objects in a large room

• Reflection of sound very close to the reflecting surface

Tags

NGSS.MS-PS4-2

When sound energy is absorbed by a material most of its energy

• Continues through the material and comes out the other side

• Bounces back toward the source of the sound

• Is converted to heat energy

• changes direction as it passes through the object

Tags

NGSS.MS-PS4-2

A new concert hall is being built and the architect wants to make sure that everyone in the hall can hear well. An expert in which field would be most helpful (a)  

• Radio wave transmission
• Ultrasound
• Magnetic Fields
• Acoustics

Tags

NGSS.MS-PS4-2

If you can hear someone in the next room very clearly through the wall, then much of the sound waves are being

• transmitted

• absorbed

• reflected

• reverberated

Tags

NGSS.MS-PS4-2

Two short tubes are set up in front of a board as shown in the picture. You would be able to hear the watch ticking because ..

• reverberation

• echo

• law of reflection

• transmission

Tags

NGSS.MS-PS4-2

The use of sound waves to detect things in a person's body is known as

• echolocation

• noise cancellation

• ultrasound imaging

• acoustics

Tags

NGSS.MS-PS4-2

sound waves travel fastest through

• empty space

• gases

• liquids

• solids

The area of a sound wave where the particles are closest together

• Compression

• Rarefaction

• particle

• wave

The process animals like bats and dolphins use involving the reflection of high frequency waves to find food is called

• Resonance

• Echolocation

• Ultrasound

• Doppler effect

Tags

NGSS.MS-PS4-2