Energy & Physical/Chemical Changes (U1) ⚡
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lets hope I don't get another 55% on this one bc nothing that's in the packet is on the actual quiz!!! (ha....ha....haaa)
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9 Terms
energy definition
the ability to do work/make changes happen
what is the si unit for energy
joule (J)
energy can be transferred from one substance to another or converted from one form to another. can they occur simultaneously?
yes in some cases
light (electromagnetic) energy
energy that travels as waves
potential energy
energy that is stored due to an object’s position or shape
kinetic energy
energy of moving particles (faster motion = more kinetic energy)
thermal energy
the total amount of kinetic energy in all the particles of a sample (extensive)
temperature
a measure of the average kinetic energy of the particles in a sample (intensive)
is temperature a form of energy
no, just a related measurement