18 terms

Forms of Energy 3rd Grade

STUDY
PLAY
energy
the ability to work; can cause a motion or create a change
work
when a force moves an object
light energy
energy that you can see; travels in waves and move through empty space where these is no air
heat (thermal) energy
the energy of moving particles
sound energy
energy that is transferred by waves through a substance; produces a vibration, travels in waves
examples of light energy
candle, sun, flashlight, lamp
examples of heat energy
sun, oven ,fire
examples of sound energy
dog barking, siren, clapping
electrical energy
the energy of charged particles
transmit
pass through
reflection
bouncing back of light from a surface
refraction
bending of light
absorb
light is taken in
energy transfer
when energy changes from one form to another
mechanical energy
the combination of kinetic and potential energy as it is associated with motion
friction
the effect of two substances moving past each other that are in contact with each other
volume
how loud a sound is, a measure of amplitude
pitch
how high or low a sound is in relation to wavelength and frequency
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