Card Set Information
What is sound?
Sound is a source of energy. A sensation your ear feels caused by vibrations of air.
How is sound made?
Sound is made by vibrations in the air.
What does frequency mean?
How fast or slow an object is moving.
What is pitch?
How low or high a sound is?
What is the word for high and low sounds?
What is the word for loud and soft sounds?
what is the word for speed of sound?
How does sound travel?
Sound travels in sound waves
What is an echo or echo location?
Reflects of sound
What are all the parts of the ear?
Pinna - picks up sound waves and focuses vibration and sends them along
Ear Cannal - sends sounds
Ear drum - vibrates when sound reaches it
Oval Window - drum vibrates the 3 small bones
Hammer - vibrates
anvil - vibrates
stirupp - vibrates
cochlea - helps to balance movement and hair inside moves. and carries signals