Sound Energy

What is a back-and-forth motion caused by a force

• Vibration

• Echolocation

• Rarefaction

What are vibrations that spreads away from a vibrating object

• Absorption

• Sound waves

• Ocean waves

What is the number of times an object vibrates per second

• Volume

• Pitch

• Frequency

How high or low a sound is based on its frequency

• Pitch

• Frequency

• Volume

What sound has many waves

• High pitch sounds

• Low pitch sounds

Tags

NGSS.MS-PS4-1

What sound has few waves

• High pitch sounds

• Low pitch sounds

Tags

NGSS.MS-PS4-1

How loud or soft a sound is based on its wave height

• Volume

• Frequency

• Pitch

Loud volume has

• Tall waves

• Short waves

Tags

NGSS.MS-PS4-1

Soft, or low, volume has

• Tall waves

• Short waves

Tags

NGSS.MS-PS4-1

What is the bouncing of a sound wave off a surface

• Reflection

• Absorption