4th grade sound

There is a thunderstorm close to your house. The windows rattle at the same time that you hear the thunder. What causes the window to rattle?

• Light energy from the lightning

• Sound waves from the thunder

• Rain from the clouds

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which would change the rate of vibration of a string on a guitar to make it sound higher pitch?

• Make it thicker

• Make it longer

• Make it tighter

A sound wave is produced in a metal cylinder by striking one end. Which of the following would make the sound louder?

• Hitting the cylinder in a different place.

• Hitting the cylinder with more force.

• Hitting the cylinder with less force.

• The volume cannot be changed.

Tags

NGSS.MS-PS4-1

The picture below shows a musical instrument that Jamie made during science class. Each string on the instrument will produce a different sound when plucked. Which of the following identifies the string that will MOST LIKELY produce the sound with the highest pitch?

• string 1, because it is the shortest

• string 3, because it is the long.

• string 3, because is is centered over the hole

• string 1, because it is on the top

Tags

NGSS.MS-PS4-1

The faster an object vibrates the greater the _______.

• vibration

• pitch

• volume

Tags

NGSS.MS-PS4-1

The stronger the vibrations, the greater the ________

• vibration

• pitch

• volume

Tags

NGSS.MS-PS4-1

Mr. McCormick uses an app to collect data on how loud his students are throughout the day. If the light is green, then the volume is low. A yellow light means the students are getting louder. The red light means the students are very loud and other teachers will complain. Based off the data, at what time during the day will Mr. McCormick disturb other classes?

• Only during morning meeting

• From morning meeting to lunch

• From after lunch until dismissal

• From recess to dismissal

Savannah shortened her straw kazoo thinking that it would make it have a higher pitch. What question was she testing?

• Can I make my kazoo a different pitch?

• Why are do short kazoo's sound higher?

• Does the pitch of the kazoo affect the volume?

• Does the length of the kazoo affect the pitch?

The pictures below show four different bells made of the same material. Which of the following bells should have the lowest pitch?

• Bell 1

• Bell 2

• Bell 3

• Bell 4

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Savannah shortened her straw kazoo thinking that it would make it have a higher pitch. What is her dependent variable?

• Kazoo length

• volume

• pitch

• force

Tags

NGSS.MS-PS4-1