Sound Unit 3

Why do you hear a sound when someone hits a drum?

• The drum dances.

• The drum sings.

• The drum shouts.

• The drum vibrates.

Tags

NGSS.MS-PS3-5

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which of the level of sound in the graph would be best for a fire alarm?

• Very soft

• Soft

• Loud

• Medium

Jon’s grandmother wanted to change the volume of a song that she was playing on a harp. She asked her four grandchildren what she should do to make the sound louder. Which of her grandchildren gave the best advice?

• Mira, who said that she should pluck the harp strings harder.

• Jon, who said that she should put the harp on the floor as she plays.

• Skye, who said that she should hold the strings tightly while playing.

• Piper, who said that she should put the harp underwater.

Tags

NGSS.MS-PS4-1

Jay found a stick and a metal triangle in music class. He hit the triangle with the stick. What happened when the triangle was hit?

• Nothing happened.

• The stick vibrated and made a sound.

• The triangle vibrated, causing a sound.

• A quiet sound was made, and then it got louder.

Tags

NGSS.4-PS3-2

When is a whisper useful at school?

• At recess

• In the library

• In P.E. class

• In music class

Abby is building a device to use sound to let her neighbor know when there is danger. What materials should she use to build the device? Select two correct answers.

• Wood

• Feather

• Pillow

• Clay

• Hammer

Tags

NGSS.MS-ETS1-1

Jim's grandfather turns on the radio in the car while Jim sits in the back seat. Why can Jim hear the songs on the radio?

• The car makes Jim’s seat vibrate.

• The radio makes the car vibrate, and Jim can see the movement.

• The radio makes matter vibrate, and Jim hears the vibrations.

• The radio makes images that change with new songs.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

How do these use sound?

• Saftey

• Entertainment

• Communication

Tags

NGSS.MS-PS4-2

How do these use sound?

• Saftey

• Entertainment

• Communication

Tags

NGSS.MS-PS4-2

How do these use sound?

• Saftey

• Entertainment

• Communication

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2