Sound Waves

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

What is the highest point of a wave called?

• Trough

• Crest

• Wavelength

• Amplitude

Tags

NGSS.MS-PS4-1

Which part of a wave measures its height from the rest position?

• Trough

• Crest

• Wavelength

• Amplitude

Tags

NGSS.MS-PS4-1

What is the lowest point of a wave called?

• Trough

• Crest

• Wavelength

• Amplitude

The distance between two consecutive crests or troughs in a wave is known as:

• Trough

• Crest

• Wavelength

• Amplitude

The energy carried by a wave is most closely related to its:

• frequency
• speed
• wavelength
• amplitude

Tags

NGSS.MS-PS4-1

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 of the following has a high pitch?

• whistle
• tuba
• bass guitar
• drum

Which of the following has a low pitch?

• whistle
• tuba
• flute

• Ariana Grande