Sound HyperDoc

Sound moves in a(n) ___________ wave.

• Longitudinal

  
  

• Transverse

• Compression

• Electromagnetic

Tags

NGSS.MS-PS4-2

A(n) ______________ is a high-pressure area of tightly packed molecules.

• Dense

• Rarefaction

• Compression

• Echo

A(n) __________is a low pressure area of loosely packed molecules.

• Dense

• Compression

• Rarefaction

• Cycle

The combination of a compression and a rarefaction creates one _______.

• Echo

• Frequency

• Cycle

• Speed

What did Robert Boyle use the bell jar to determine?

• Sound is fast.

• Sound cannot travel in a vacuum.

• Sound waves are not mechanical.

• Sound waves can be absorbed by the jar.

The reflection of sound waves off of a hard surface can create _____.

• Speed

• Cycles

• Echos

• Compressions

Tags

NGSS.MS-PS4-2

Sound waves with a low amplitude would sound

• loud

• deep

• small

• quiet

Tags

NGSS.MS-PS4-1

Which of the following depend on each other?

• Frequency and Pitch

• Amplitude and Speed

• Frequency and Compression

• Wavelength and Amplitude

Where will sound travel the fastest?

• The equator (hot)

• The North Pole (cold)

• In the water

• Travels the same speed at all times.

Tags

NGSS.MS-PS4-2

Sound waves travel fastest in which medium?

• Solid

• Liquid

• Gas

Tags

NGSS.MS-PS4-2