What is Sound?
What is sound?
A form of energy that you can hear
What do we call form that sounds take when they travel through matter, such as air, liquid, or a solid, caused by something vibrating?
What is "a disturbance that transfers energy for one place to another?"
What is another name for "larynx?"
Voice box
What do we call an object that is solid and does not let light pass through?
Opaque
Who invented the telephone?
Alexander Graham Bell
"Alec" -His wife
What is pitch?
How low or high a sound is.
What type of matter does sound travel the fastest through?
Sound
Water waves are called __________ waves.
Transverse
What is the scientific name for your skull?
Cranium
What matter can sound travel through?
Solids, Liquids, Gases
Long wavelengths = _________ pitch sounds
ex: tuba, lion’s roar
low
Why does sound travel the fastest through solids?
Because a solid's particles are very close together.
Sound Waves are called _____________ waves.
longitudinal (like the slinky)
Why do we not wear black in the summer?
Because black absorbs light.
What is vibration?
Rapid movement back and forth
Short wavelengths = _________ pitch
high
What can sound NOT travel through?
For an extra 100 points... Why can't sound travel through this?
Outer Space
Because there are no particles to hit each other and vibrate off of.
What does it mean to take in energy?
a)Absorb
b)echo
c)reflect
Absorb
What is your patella?
Hip bone
What caused sound to be loud or soft?
The amount of energy a sound carries
(volume)
What is the "ability to do work?"
energy
What are two bands of muscle that are located in the larynx that allow humans to make a variety of sounds?
Vocal cords
What is "reflected sound that can be heard again and again?"
An echo
What are the steps on how light travels through the eye?
Cornea --- Pupil ------ lens-------retina-----optic nerve-----brain