Show:
S1
S2
S3
S4
S5
100
how high or low a sound is
What is pitch
100
set of signals or symbols that represent numbers or letters to communicate information
What is code
100
used by doctors to amplify sounds
What is stethoscope
100
force applied to an object trying to pull the object apart
What is tension
100
shaking back and forth
What is vibration
200
how loud a sound is
What is volume
200
a musical instrument made from a set of bars or tubes of different lengths
What is xylophone
200
an African thumb instrument
What is kalimba
200
how fast or slow something is vibrating
What is frequency
200
to make sound stronger in volume
What is amplify
300
collects and focuses sound energy to amplify it at the source or receiver
What is megaphone
300
where nerves transmit messages to the brain
What is inner ear
300
flap of flesh and cartilage that directs sound vibrations to the inner ear
What is outer ear
300
an object's look, feel, sound, taste, and smells
What is properties
300
identifying sounds as different from one another
What is sound discrimination
400
something that detects, responds to, or hears a sound
What is sound receiver
400
anything that vibrates in a way that makes a sound, like a voice
What is sound source
400
invisible waves caused by the vibrations of objects that can be transmitted into sound
What is sound waves
400
anything you can change in an experiment that might effect the outcome
What is a variable
400
FREE POINTS
What is FREE POINTS