Light and sound

How are instruments alike?

• They all are the same shape.

• They use vibrations to make sounds.

• They all are loud.

• I have 3 instruments.

How do sound waves travel?

• Very high in the sky.

• In cars.

• With two suitcases

• Through vibrations.

Why do sound waves travel faster in solids?

• Because the particles in solids are spaced too far apart.

• Because the particles in solids are closer together.

• Because the particles in solids are spaced just a little far apart.

• Because the particles are spaced every 6 feet.

Which visual shows the matter particles in liquids?

• 1

• 2

• 3

Tags

NGSS.MS-PS1-4

In which picture does sound travel the slowest?

• 1

• 2

• 3

Tags

NGSS.MS-PS4-2

Which glass will have the highest pitch?

• 1

• 2

• 3

• 4

• 5

Which glass has the lowest pitch?

• 1

• 2

• 3

• 4

• 5

Tags

NGSS.MS-PS4-2

The more energy a sound has, the ____________ the sound is.

Tags

NGSS.MS-PS4-1

The tighter the string, the ________ pitch the sound is.

The more loose the strings are, the _______ the pitch is.