light and sound review

Which wave carries more energy?

• Wave A

• Wave B

Tags

NGSS.MS-PS4-1

Which statement best describes sound?

• Sound is a form of energy that is produced by vibrations and travels through a medium as a wave.
• Sound is a form of electricity that is produced by friction and travels through a gas as a wave.
• Sound is a form of solid that is produced by heat and travels through a liquid as a wave.
• Sound is a form of light that is produced by vibrations and travels through a vacuum as a wave.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which of the following describes how many waves pass a point in a certain amount of time?

• Frequency
• Amplitude
• Wavelength
• Velocity

When an object vibrates faster, what happens to the pitch of the sound it produces?

• The pitch becomes lower.

• The pitch becomes higher.

• The pitch remains the same.

• The pitch disappears.

Which type of sound wave will have a higher pitch?

• Higher amplitude sound wave
• Lower amplitude sound wave

• Higher frequency sound wave
• Lower frequency sound wave

Which type of sound wave will have a lower pitch?

• Higher amplitude sound wave
• Lower amplitude sound wave

• Higher frequency sound wave
• Lower frequency sound wave

Which sound wave has low pitch?

• a

• b

• c

• d

Sound is a form of energy. How is it produced?

• by waiting

• by vibrating objects

Tags

NGSS.MS-PS4-1

Do sound waves travel through a medium?

• YES

• NO

Tags

NGSS.MS-PS4-2

It determines the s loudness or volume of a sound wave.

• frequency

• amplitude

Tags

NGSS.MS-PS4-1