Lenses/Sound and Light Waves

According to the Doppler effect, sounds will appear__________ as a fire truck passes by you.

• softer then louder
• louder then softer
• higher then lower
• lower then higher

Tags

NGSS.HS-PS4-1

Sound is a disturbance that travels through a medium as a

• seismic wave
• shock wave
• transverse wave
• longitudinal wave

Tags

NGSS.MS-PS4-2

NGSS.MS-PS4-1

You can hear sounds that echo back to you because of ...

• refraction
• reflection
• diffraction
• elasticity

Tags

NGSS.MS-PS4-2

While a singer sings a long, high note, a drinking glass on the table next to her begins to vibrate. The vibration of the glass caused by the vibration of the high note is a result of

• resonance
• rarefaction
• reflection

Sound requires a medium because they are which kind of waves?

• transverse
• mechanical
• electromagnetic
• vacuum

Tags

NGSS.MS-PS4-2

Which term refers to how high or low a sound seems to a person?

• loudness
• intensity
• amplitude
• frequency
• pitch

When strumming a guitar, strumming harder will make the sound appear

• louder
• higher
• more clear
• softer
• lower

Tags

NGSS.MS-PS4-1

Sound waves carry__________ not______________.

• energy: matter
• energy; work
• work: energy

Tags

NGSS.MS-PS4-1

As the temperature rises in a medium (GAS); what happens to the speed of sound traveling through the medium?

• it increases
• it decreases
• it stays the same

Tags

NGSS.MS-PS4-1

NGSS.MS-PS1-4

As the temperature rises in a medium (LIQUID); what happens to the speed of sound traveling through the medium?

• it increases
• it decreases
• it stays the same

Tags

NGSS.MS-PS4-2

NGSS.MS-PS1-4