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Physical 1.2

Unit 1 Chap 2 Phases of Matter

QuestionAnswer
A liquid's resistance to flow viscosity
The amount of force exerted on an object per unit of area pressure
The mass per unit of volume of a substance density
An attractive force between two objects with mass gravity
The amount of matter in an object mass
The amount of space an object or substance takes up volume
The measure of the amount of gravity exerted on an object weight
The increase in the volume of a substance resulting from an increase in temperature thermal expansion
A solid with a random particle arrangement amorphous solid
The force of attraction between particles of the same kind cohesion
A solid whose particles are arranged in a regular, repeating three-dimensional pattern crystalline solid
The state in which matter has a definite shape and a definite volume solid
The attractive force between unlike substances that holds them together adhesion
The state in which matter has a definite volume but not a definite shape liquid
The greater force acting on particles at the surface of a liquid surface tension
The state in which matter does not have a definite shape or a definite volume gas
The changing of a substance from a gas to a liquid condensation
The changing of a substance from a gas directly to a solid deposition
The slow vaporization at the surface of a liquid evaporation
The changing of a substance from one phase to another phase change
A change in a substance's physical properties that does not change the type of matter in the substance physical change
The changing of a substance from a solid directly to a gas sublimation
The changing of a substance from a liquid to a gas (not necessarily slowly) vaporization
Properties that are unique to a particular substance and can be used to identify that substance characteristic property
characteristics that cannot be used to identify substances noncharacteristic property
A change that occurs when a substance changes into an entirely different substance with unique properties chemical change
The burning of substances combustion
A chemical change in which a substance combines with oxygen oxidation
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