sound grade 7

An ________ is a reflected sound.

• Vibration
• Echo
• Pitch
• Volume

Tags

NGSS.MS-PS4-2

__________ means to move back and forth quickly.

• Pitch
• Amplitude
• Vibration
• Echo

______________ is the amount of energy in a sound wave.

• Amplitude
• Echo
• Volume
• Vibration

Tags

NGSS.MS-PS4-1

Sound is a form of energy produced by ______________.

• vibrations
• distances
• prisms
• Ms. Crews

Tags

NGSS.MS-PS3-5

Your ear changes the vibration of sound waves into signals. The signals are then interpreted by your brain.

• True
• False

Sound waves travel the FASTEST through _____________.

• gases
• liquids
• solids

Tags

NGSS.MS-PS4-2

If a sound has a high amplitude then it also has a ____________!!!

• fast echo
• slow pitch
• high volume
• low volume

Tags

NGSS.MS-PS4-1

Sound waves travel the SLOWEST through _____________.

• gases
• solids
• liquids

Sound travels as

• transverse waves
• longitudinal waves
• seismic waves
• air waves

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

This part of the ear is vibrated by sound waves.  It is a lightly stretched membrane that is the entrance to the middle ear.

• Pinna
• Ear Drum
• Hammer
• Cochlea