Sounds
Storyboard Text
- Sounds
- 2. Yes it's so fast that you can't usually see it, forcing the air all around it to vibrate as well.
- 1.Did you know that sound is the energy things produce when they vibrate (move back and forth quickly)
- Sounds
- And it will be at a very high speed
- Just like we bang a drum,we can make the tight skin vibrate?
- 5.In short, there are two different aspects to sound: there's a physical process that produces sound energy
- 3.As the air moves, it carries energy out from the drum in all directions.
- Sounds
- 6.To start with and sends it shooting through the air, and there's a separate psychological process that happens inside our ears and brains
- 4. Eventually, even the air inside your ears starts vibrating and that's when you begin to perceive the vibrating drum as a sound.
- 9.Just as light travels out from the Sun or a light bulb. But there are some very important differences between light and sound as well
- Sounds
- 7.Which convert the incoming sound energy into sensations we interpret as noises, speech, and music.
- 8.Sound is like the light in some ways: it travels out from a definite source such as an instrument or a noisy machine
- Sounds
- 11.Sound, however, cannot travel through a vacuum
- 10.We know light can travel through a vacuum because sun-light has to race through the vacuum of space to reach us on Earth.
- 12. It always has to have something to travel through known as a medium, such as air, water, glass, or metal.
- Sounds
- So did you learn something?
- Yes, Ms., we did learn a lot and we all had fun.
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