Sound Wave Review

A disturbance that travels through a medium as a longitudinal wave

• sound
• wavelength
• pitch
• frequency

Tags

NGSS.MS-PS4-1

Material (matter) through which a wave travels

• medium
• Doppler Effect
• sound
• pitch

Tags

NGSS.MS-PS4-2

How high or low a sound is; depends on the frequency (greater frequency= higher pitch)

• pitch
• frequency
• sound
• medium

Tags

NGSS.HS-PS4-1

A reflected sound wave

• frequency
• pitch
• echo
• rarefaction

Tags

NGSS.MS-PS4-2

What does pitch depend on?

• amplitude 
• frequency
• intensity 
• volume of sound

You and your father inspect an empty house with the hopes of buying it. You walk through the rooms talking to one another, and you notice that your voices and footsteps are echoing in the big, empty house. What causes the echo?

• sound waves reflecting off smooth, flat surfaces throughout the house
• sound waves moving around the large rooms
• sound waves moving slowly through air
• sound waves refracting around corners in the empty rooms

Tags

NGSS.MS-PS4-2

Cletus wants to make ear protectors for people who work around loud jet engines at Hartsfield Airport in Atlanta. Which of the following materials should he experiment with for the best results?

• a material that produces sound
• a material that absorbs sound
• a material that transmits sound
• a material that amplifies sound

Tags

NGSS.MS-PS4-2

Which surface is the best reflector of sound? 

• bumpy and soft
• smooth and soft
• smooth and hard
• bumpy and hard

Tags

NGSS.MS-PS4-2

The term for how high or low a sound is:

• pitch
• volume
• sound
• medium

The term for how loud or soft a sound is:

• pitch
• volume
• sound
• medium

Tags

NGSS.MS-PS4-1