Vibrations - Sound Transmission

The video explains how sounds are created through vibrations. It describes how a roar is produced by sucking air into the lungs and puffing out the throat, causing vibrations that travel in all directions. These vibrations can be so strong that they make water droplets dance on the surface. The video also covers how different instruments and vocal cords create sound through vibrations, and it ends with a cautionary note about the potential dangers of vibrations, especially from an alligator.

How is the sound of a roar created according to the video?

• By stomping feet

• By clapping hands

• By sucking air into the lungs and puffing out the throat

• By snapping fingers

What is the phenomenon called when water droplets move due to strong vibrations?

• Water ripple

• Water splash

• Water dance

• Water wave

What happens when the strings of a guitar are plucked?

• They create vibrations that produce sound

• They stop moving

• They change color

• They produce light

Which part of a drum vibrates to produce sound?

• The drum rim

• The drumsticks

• The drum skin

• The drum base

What should you be cautious about when you hear vibrations?

• If they come from a bird

• If they come from an alligator

• If they come from a guitar

• If they come from a drum