Mystery Science Waves of Sound - Mystery 3

What is sound?

• speakers

• a vibration

• volume

• pitch

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What causes sound energy when a person speaks?

• Moving the lips

• Breathing in air

• Moving the tongue

• Vibrating vocal cords

Tags

NGSS.MS-PS3-5

Which of the following statements are TRUE about sound.

• Sound is a form of energy

• Sound can be seen

• Sound is heard only by people

• Sound can only travel through air

Tags

NGSS.MS-PS4-1

What is volume?

• How high or low a sound is

• What your teacher needs to add to their hair

• How loud or soft a sound is

• How much sound a container can hold

Tags

NGSS.MS-PS4-1

Sarah is playing the guitar. How can she increase the volume of her playing?

• Play the guitar quickly to create faster vibrations

• Pluck the thinner stings to make smaller vibrations

• Pluck the strings with more force to make larger vibrations

• Play the guitar slowly so the strings can finish their vibrations

Tags

NGSS.MS-PS4-1

Look at the musical instruments.

The flute plays the highest notes, while the sousaphone can play the lowest. Which instrument makes sounds with the faster vibrations?

• Saxophone

• Flute

• Sousaphone

Tags

NGSS.MS-PS4-1

What is pitch?

• How loud or soft a sound is

• How thick or thin a sound is

• How high or low a sound is

• A Pretty Iguana That Chachas Happily

How does the speed of the vibration affect the pitch?

• The slower the vibrations the higher the pitch; the faster the vibration the lower the pitch

• The faster the vibration the louder the pitch; the slower the vibration the softer the pitch

• The faster the vibration the higher the pitch; the slower the vibration the lower the pitch

• The slower the vibration the louder the pitch; the faster the vibration the softer the pitch

Tags

NGSS.HS-PS4-1

What pitch would this instrument make?

• High pitch

• Low pitch

Tags

NGSS.MS-PS4-1

What pitch would this instrument make?

• High Pitch

• Low Pitch