Sound

Which device measures sound waves?

• Oscilloscope
• Stethoscope 
• Radio
• I don't know

Tags

NGSS.MS-PS4-1

Sound is a form of energy produced by ______________.

• Vibrations

• Distances

• Prisms

• Forces

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Sound waves travel the FASTEST through _____________.

• Gases

• Liquids

• Solids

What is Pitch?

• How loud or soft a sound is.

• Muscle that holds vocal cords.

• Movement back and forth.

• How high or low a sound is.

Why is sound able to travel faster through a solid than a gas?

• Gas molecules are packed tightly.
• Sound does not travel faster through a solid than a gas.
• Solid molecules are packed tightly.
• Gas molecules move slowly.

Tags

NGSS.MS-PS4-2

__________ is the loudness or softness of a sound. 

• Echo
• Volume
• Pitch
• Vibration

The volume of a sound is measured in units called ________

• decibels

• hertz

• frequency

• amplitude

A longer string makes a _______ pitch than a short string.

• louder
• softer
• higher
• lower

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

Which of the following sound wave produces the highest pitch of sound?

• 
• 
• 
•