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Physical Science

Vocab for physical science.

TermDefinition
Atom The basic particle from which all elements are made; the smallest particle of an element that has properties.
Boil The change in state from liquid to gas.
Condense The change in state from gas to liquid.
Evaporate The process in which molecules at the surface of [liquid] absorb enough energy to convert to [gas].
Freeze The temperature or act in which liquid reaches freezing temperatures or turns into solid .
Gas A state of matter with no definite volume or shape. E.G - Air, Hydrogen, Carbon Dioxide
Inert Having little or no ability to react to chemical changes.
Kinetic Energy Energy that an object has due to its movement; more simply, energy in use.
Liquid A state of matter with no definite shape, but definite volume.
Matter Anything that has mass and/or takes up space.
Melt The temperature or act needed to change from solid to liquid
Molecule A neutral group of two or more atoms held together by covalent bonds or a sort of tie that creates elements.
Particle Smallest possible unit of matter.
Particle Motion Ways in which any atoms, ions (atoms with electrical charge), or molecules move.
Phase A physically distinctive form of matter, this includes solid,
Phase Change A change in the state of matter without changing chemical composition.
Pressure The physical force exerted from an object.
Pure Substance A substance made of only one kind of matter and having definite properties.
Solid A state of matter that has definite shape and volume
System A group of parts that work together as a whole. E.G - AI, Machinery, Vehicles
Temperature A measure of the average energy of motion of the particle in a substance
Thermal Energy The total kinetic energy of every particle in an object.
Vapor Gaseous state of substance that is liquid or a solid at room temperature
Conduction The transfer of thermal energy between objects.
Convection The transfer of thermal energy by the movement of [fluid].
Radiation The transfer of energy via electromagnetic waves.
Created by: user-1717802
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