Sound and Vibrations
What is vibration?
What is motion?
Movement
What happens to sound when you cover your ears?
The sound gets quieter because less sound waves/ vibration reach your ear.
Do all vibrations make a sound?
No
No
Is this an example of force
Amir pushing the water cart.
YES
Can you here a sound if there is no vibration?
No, sound needs vibration to happen.
A ferris wheel is going which type of motion?
Circular motion
Is this picture an example of push or pull?
What happened when Ms.Nargis talked into the tissue box?
Her voice created a vibration.
A swing has what type of motion?
Is this an example of push or pull?
If you are sitting really close to Ms.Nargis and she sounds really loud, are there big sound waves or little sound waves?
BIG
What are the four types of motion?
Circular, round, back and forth, up and down
Name 2 things you push, and 2 things you pull?
(based on student answers)