3rd grade Unit 4 Science - Heat Energy

9 terms by apcoker

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thermal energy

energy that moves the particles in matter

heat

the energy of the motion of the particles in matter

friction

the force between two moving objects that tries to keep the objects from moving freely

conduction

the movement of thermal energy from one object to another where they touch

conductor

a material in which thermal energy moves freely

insulator

a material in which thermal energy can not move easily

convection

the movement of thermal energy from one place to another in moving liquids and gases

radiation

the movement of thermal energy without any objects touching or moving

thermometer

a tool used to measure how hot or cold something is

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