Sound

What is Pitch?

• How loud or soft a sound is
• muscle that holds vocal cords
• movement back and forth
• how high or low a sound is

Tags

NGSS.1-PS4-1

How does sound travel?

• Sounds travels in waves
• sound travels slow
• sound travels fast
• sound doesn't travel

Tags

NGSS.4-PS4-1

NGSS.4-PS3-2

What is volume?

• How high or low a sounds is
• reflected sound that comes back and is repeated
• how loud or soft sound is
• movement back and forth

What is vibration?

• the rate at which sound waves occur
• movement back and forth
• how high or low a sound is

Tags

NGSS.1-PS4-1

Sound travels fastest through...

• gas

• liquid

• solid

• space

Sounds travels slowest through...

• space

• solids

• gas

• liquids

Why can't we hear sound in space?

• can't take our helmet off to hear

• space doesn't have enough matter

• because it's dark

• Don't know, I've never been to space

Sound travels at different speeds through different mediums.  Through which medium would your voice travel the fastest?

• Air on a cold winter morning
• Air on a hot summer afternoon
• A metal wall
• A pool

Tags

NGSS.MS-PS4-2

The more_______ a sound has, the greater its _________ is. 

• pitch, volume
• energy, sound
• frequency, vibration
• energy, volume

_________ is a form of energy that travels through the air. 

• sound
• volume
• energy
• wave

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2