7th Grade Science: Heat
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11 Terms
converge
to move toward; come together
heat
the thermal energy that flows from one substance to another due to a temperature difference
specific heat
the amount of heat required to raise the temperature of one gram of a substance by one degree Celsius.
thermal equilibrium
the state in which two or more substances reach the same temperature and no heat flows between them.
gas
a state of matter with no definite shape or volume
liquid
a state of matter that has no definite volume but has a definite shape.
solid
a state of matter that has a definite shape and a definite volume.
perceive
to interpret, look at, or become aware of something
temperature
how hot or cold something is the measure of the average kinetic energy of the particles in a substance
thermal energy
the total kinetic and potential energy of all the particles of an object
joule
the metric unit used to measure work which equals, one newton meter