Sound - lesson #3

Which factor does not affect the speed of sound:

• temperature

• distance

• density

• stiffness

The more stiff a material is, the _______________ sound will travel through it.

• faster

• slower

The more density an object has, the ______________ sound travels through it.

• slower
• faster

The warmer an object is, the ____________ sound will travel through it.

• faster
• slower

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A back and forth movement of matter

• volume
• vibration
• pitch
• frequency

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Sound moves in a _________.

• Transverse wave
• Longitudinal wave

Tags

NGSS.4-PS3-2

NGSS.4-PS4-1

How is sound produced?

• By the vibration of particles
• By the transfer of particles 

Tags

NGSS.4-PS3-2

NGSS.4-PS4-1

Area of a longitudinal wave where particles are CLOSE together.

• Compression
• Rarefaction

Tags

NGSS.MS-PS4-1

Area of a longitudinal wave where particles are APART. 

• Compression
• Rarefaction

Tags

NGSS.4-PS4-1

_______ is the number of waves that pass a certain point at an specific time.

• Frequency

• speed

• Amplitude