energy that travels through a medium caused by a vibration
What is a Sound wave?
100
troughs and crests
What are the highest and lowest parts of a transverse wave?
100
Outer ear, middle ear and inner ear
What are the three parts to the human ear?
100
the ability to let some amount of light through
What is translucent?
100
It is the capacity of a physical system to perform work.
What is energy?
200
the type of wave that sounds waves are
What are mechanical Waves
200
up and down waves
What are transverse waves?
200
120 dB or above
What is the amplitude that can cause pain to the human ear?
200
lets no light through
What is opaque?
200
The change in the direction of a wave that strikes the boundary between different mediums.
What is reflection?
300
when sounds waves for example have parts that are packed close together and other parts that are far apart
What is compression and rarefaction?
300
back and forth waves
What are longitudinal waves?
300
the hammer the anvil and the stirrup
What are the 3 parts that make up the middle ear?
300
see through
What is transparent?
300
A substance that makes possible the transfer of energy from one location to another, especially through waves.
What is a medium?
400
20hz to 20,000 hz
What is the range of human hearing
400
how much volume or intensity that a wave has.
What is Amplitude
400
the pinna, ear canal and eardrum
What are the parts to the outer ear?
400
the entire range of wavelengths or frequencies of electromagnetic radiation extending from gamma rays to the longest radio waves and including visible light.
What is the electromagnetic spectrum?
400
the unit used to measure frequency
What is hertz?
500
how many vibrations per second in a sound wave or how many wavelengths that pass a fixed point over a period of time
What is Frequency?
500
the waves do not need a medium, good thing or we would have a hard time seeing
What electromagnetic waves or light waves
500
the cochlea and auditory nerve
What are the parts to the inner ear?
500
when one object vibrating at the same natural frequency of a second object it forces that second object into vibrational motion.