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science chap4 less1
Term | Definition |
---|---|
solid | definite shape and volume |
crystalline solid | solids that are made up of crystals |
amorphous solid | particles that are not arranged in a regular pattern |
liquid | a definite volume but no shape of its own |
fluid | a substance that flows |
surface tension | an inward force, or pull, among the molecules in a liquid that brings the molecules in a liquid that brings the molecules on the surface closer together |
viscosity | a liquids resistance to flowing |
gas | neither a definite shape or volume |
pressure | the force of its outward push divided by the area of the walls of the container |
temperature | a measure of the average energy of random motion of the particles of matter |