Science

All sounds are made by ............. objects.

• warm

• cold

• vibrating

.............. is measure of how high or low a sound is.

• Pitch

• Temperature

• Length

To ..................... is to move back and forth quickly.

• pitch

• crest

• vibrate

Tags

NGSS.MS-PS4-2

................... is how loud or soft a sound is.

• Speed

• Wave

• Volume

We use sound to ........

• communicate

• move

Tags

NGSS.MS-PS4-1

People first used ............. to send messages

• smart phones

• drums and bells

……………. is to share information

• Communicate

• Percussion

What does a red light tell you to do when you are in your car?

• go
• stop
• slow down
• go fast

Which tool uses light to communicate?

• 
• 
• 
• 

Which 2 use light to communicate an emergency?

• 
• 
• 
•