Seeing Sound

Gia bangs on a drum and makes it vibrate. When she places her hand on the drum, the vibration stops. What happens to the sound of the drum?

• The sound stops due to the vibration stopping.

• The sound stops because sound cannot travel through her hand.

• The sound is clearer because the vibrations have halted.

• The sound becomes a lower pitch due to the vibrations stopping.

Tags

NGSS.MS-PS4-2

Which form of energy is the result of vibrations traveling through the air?

• wind energy

• electrical energy

• solar energy

• sound energy

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What is one way to increase the pitch of a sound?

• Make the object vibrate faster.

• Make the object vibrate slower.

• Make the object vibrate louder.

• Make the object vibrate softer.

Tags

NGSS.MS-PS4-1

Jonathan conducted an experiment where he hit a drum. When the drum was struck, salt flew into the air. What is the best reasoning for this?

• Vibrating objects make sound.

• Movement does not require energy.

• Sound can change into wind energy.

• Vibrating objects do not change their pitch or volume.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What will happen if you pluck a guitar string with more force?

• The pitch will get higher.

• The pitch will get lower.

• The volume will get louder.

• The volume will get softer.

Tags

NGSS.MS-PS4-1

Why might a guitar have a higher pitch than a drum?

• The guitar is louder than the drum.

• The drum is louder than the guitar.

• The guitar's strings vibrate, but the drum's parts do not.

• The guitar's strings vibrate more quickly than the drum's parts.

Which of the following is an example of an experiment?

• Watching birds build their nests and recording notes.

• Building a 3D model of our solar system.

• Determining how sunlight effects the growth of plants.

• Recording the number of birds you see outside the school.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS1-6

NGSS.MS-LS2-1

How can you change the pitch an object produces?

• make the vibration soft.

• make the vibration loud.

• make the vibration longer.

• make the vibration faster as it moves back and forth.

What evidence is not the result of an observation?

• The mass of a boulder is 300,000 grams.

• The fossils all look heart-shaped.

• The river travels at a speed of 7 feet per second.

• Topaz is the most magnificent of rocks in our classroom.

What would you predict about the pitch of the sound of rubber band B compared to rubber band A?

• The pitch of B is higher than the pitch of A.

• The pitch of B is louder than the pitch of A.

• The pitch of B is lower than the pitch of A.

• The pitch of B is softer than the pitch of A.

Tags

NGSS.MS-PS4-1