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Unit 8- States of Matter
Solid, Liquid, Gas, Plasma, Kinetic Theory
13
Science
8th Grade
02/29/2016

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Term
Temperature
Definition
The average kinetic energy of the particles in the object.
Term
Viscosity
Definition
The resistance of a fluid to flow.
Term
Solid
Definition
State of matter that will hold its shape without a container.
Term
Energy
Definition
This must be added or removed from a substance to make it change state.
Term
Vaporization
Definition
The process of a liquid becoming a gas
Term
freezing
Definition
The process of a liquid becoming a solid is called
Term
Liquid
Definition
The state of matter has a definite volume, but not a definite shape.
Term
Plasma
Definition
A gas-like substance the conducts electrical current
Term
Gas
Definition
The state of matter that has a variable shape and a variable volume.
Term
Boiling
Definition
This occurs when vaporization happens throughout a liquid at a specific temperature.
Term
Kinetic Theory
Definition
All matter is made of atoms and molecules that are constantly in motion. The higher the temperature the faster the particles move.
Term
Thermal expansion
Definition
When a substance increases size due to a temperature change.
Term
Buoyant force
Definition
The upward force of a fluid that allows an object to float.
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