vocabulary
Heat
Light
Sound
Misc.
100
a quick back and forth motion is called what?
vibration
100
When an object is warmed, what happens to the particles inside the object?
they move more quickly and have more energy
100
what happens to light when it hits a mirror?
it reflects
100
what happens to a sound in a carpeted room?
absorption
100
What is an object that allows heat to travel through easily?
conductor
200
what is the flow of thermal energy from one object to another?
heat
200
how does heat travel through empty space with no matter to carry it?
radiation
200
What is the bending of light as it travels through matter called?
refraction
200
what is the measure of how loud or soft a sound is?
intensity
200
what tool measures temperature?
thermometer
300
what is the distance from on point of a wave to the same point on another way called?
wavelength
300
What does temperature measure? -heat in matter -- heat absorbed by matter ---total energy transferred by matter ----average energy of particles in matter
average energy of particles in matter
300
what is an object that lets all light pass though called?
transparent
300
What is the measure of how high or low a sound is?
pitch
300
In what part of the ear are vibrations changed to nerve signals?
cochlea
400
what is the number of waves passing by in one second called?
frequency
400
how does heat travel though objects that are touching?
Conduction
400
what is an object that lets some light pass through called?
translucent
400
what happens when sound waves bounce off of a smooth surface and are reflected in a pattern?
an echo
400
What unit is used to measure the loudness of common sounds?
decibels (dB)
500
What is heat that can't be used to do work called?
waste heat
500
What states of matter carry heat by convection?
liquid and gas
500
what is an object that doesn't allow any light to go through called?
opaque
500
What type of sound would have a sound waves that have a high amplitude and a high frequency?
a loud, high pitch sound
500
What part of the ear acts like a funnel for sound waves?
the outer ear
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