Bill Nye: Sound

1

0:20
Why do megaphones make people sound louder?

It electronically amplifies the sound.

The sound isn't louder; it's just an illusion.

It gathers sound waves and sends them in multiple directions.

It gathers sound waves and sends them in one direction.

1

2:11
Our ears are shaped to

prevent sound waves from entering

allow sound waves to funnel into our ears

look funny and have no purpose

1

2:53
Sound is just

Tiny vibrations in the air

Another word for lguth

A form of matter that travels to your ears

Tiny vibrations in empty space

1

2:53
An oscilloscope is an instrument that

records earthquakes

allows you to see sound waves

creates sound waves.

allows you to better hear sound waves

1

3:40
Sound travels faster through air then a solid like metal or brick.

Tačno

Netačno

1

5:38
Which of these represents low pitch sound?

midrange

volume

bass

treble

1

5:38
Which of these represents high pitch sound?

volume

treble

bass

midrange

1

8:22
Slinky's are great at showing how sound waves travel through air. What is the best description of how a sound waves travels through air?

Sound causes some of the air molecules to move up as the sound wave travels through the air.

Sound causes some of the air molecules to squeeze together and move farther apart as the sound wave travels through the air.

Sound has no effect on air molecules.

Sound causes some of the air molecules to move down as the sound wave travels through the air.

1

8:22
When a sound wave bounces back, it is called..

a noise

an echo

interference

a big bang

1

8:22
Sound waves can travel through one another

Tačno

Netačno

6

9:16
What is the correct order of how you hear things?

Which vibrates the three tiny bones in your ear.
Where it vibrates the ear drum
These bones then vibrate the fluid-filled inner ear
Sound enters the outer ear
Which stimulates nerves that send signals to the brain
Travels to the middle ear

1

10:25
Speakers work by vibrating back and forth which sends sound waves to your ears.

Tačno

Netačno

1

15:04
Our ears are unable to time sound waves.

Tačno

Netačno

1

16:57
A whisper dish collects spread out sound waves and sends them in one direction.

Tačno

Netačno

1

21:33
Sound waves are caused by vibrations.

Tačno

Netačno

Bill Nye: Sound

Bill Nye: Sound

0:20Why do megaphones make people sound louder?

2:11Our ears are shaped to

2:53Sound is just

2:53An oscilloscope is an instrument that

3:40Sound travels faster through air then a solid like metal or brick.

5:38Which of these represents low pitch sound?

5:38Which of these represents high pitch sound?

8:22Slinky's are great at showing how sound waves travel through air. What is the best description of how a sound waves travels through air?

8:22When a sound wave bounces back, it is called..

8:22Sound waves can travel through one another

9:16What is the correct order of how you hear things?

10:25Speakers work by vibrating back and forth which sends sound waves to your ears.

15:04Our ears are unable to time sound waves.

16:57A whisper dish collects spread out sound waves and sends them in one direction.

21:33Sound waves are caused by vibrations.

0:20Why do megaphones make people sound louder?

2:11Our ears are shaped to

2:53Sound is just

2:53An oscilloscope is an instrument that

3:40Sound travels faster through air then a solid like metal or brick.

5:38Which of these represents low pitch sound?

5:38Which of these represents high pitch sound?

8:22Slinky's are great at showing how sound waves travel through air. What is the best description of how a sound waves travels through air?

8:22When a sound wave bounces back, it is called..

8:22Sound waves can travel through one another

9:16What is the correct order of how you hear things?

10:25Speakers work by vibrating back and forth which sends sound waves to your ears.

15:04Our ears are unable to time sound waves.

16:57A whisper dish collects spread out sound waves and sends them in one direction.

21:33Sound waves are caused by vibrations.

0:20
Why do megaphones make people sound louder?

2:11
Our ears are shaped to

2:53
Sound is just

2:53
An oscilloscope is an instrument that

3:40
Sound travels faster through air then a solid like metal or brick.

5:38
Which of these represents low pitch sound?

5:38
Which of these represents high pitch sound?

8:22
Slinky's are great at showing how sound waves travel through air. What is the best description of how a sound waves travels through air?

8:22
When a sound wave bounces back, it is called..

8:22
Sound waves can travel through one another

9:16
What is the correct order of how you hear things?

10:25
Speakers work by vibrating back and forth which sends sound waves to your ears.

15:04
Our ears are unable to time sound waves.

16:57
A whisper dish collects spread out sound waves and sends them in one direction.

21:33
Sound waves are caused by vibrations.

0:20
Why do megaphones make people sound louder?

2:11
Our ears are shaped to

2:53
Sound is just

2:53
An oscilloscope is an instrument that

3:40
Sound travels faster through air then a solid like metal or brick.

5:38
Which of these represents low pitch sound?

5:38
Which of these represents high pitch sound?

8:22
Slinky's are great at showing how sound waves travel through air. What is the best description of how a sound waves travels through air?

8:22
When a sound wave bounces back, it is called..

8:22
Sound waves can travel through one another

9:16
What is the correct order of how you hear things?

10:25
Speakers work by vibrating back and forth which sends sound waves to your ears.

15:04
Our ears are unable to time sound waves.

16:57
A whisper dish collects spread out sound waves and sends them in one direction.

21:33
Sound waves are caused by vibrations.