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Physical Properties
Mrs. Martin's Physical Properties Vocabulary List
21
Science
5th Grade
10/21/2009

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Term
boiling point
Definition
the temperature at which a substance changes from a liquid to a gas
Term
buoyant
Definition
the ability of a substance to sink or float in fluids
Term
combustibility
Definition
the ability of a substance to produce heat and light in a chemical reaction
Term
conductivity
Definition
how a substance reacts to electricity
Term
density
Definition
the amount of mass in an object
Term
freezing point
Definition
the temperature at which a substance changes from a liquid to a solid
Term
gas
Definition
molecules are spread out and have no pattern of movement
Term
hardness
Definition
the ability of a substance to resist scratching
Term
liquid
Definition
molecules are looser and float around each other
Term
magnetism
Definition
the ability of a substance to be attracted to a magnet
Term
mass
Definition
the amount of matter in an object
Term
melting point
Definition
the temperature at which a substance changes form a solid to a liquid
Term
physical properties
Definition
things you can observe or measure without changing the object
Term
property
Definition
a characteristic used to describe matter
Term
reactivity
Definition
the ability of a substance to react chemically
Term
solid
Definition
molecules are tight together
Term
solubility
Definition
the ability of a substance to dissolve into another substance
Term
temperature
Definition
teh amount of heat in matter
Term
texture
Definition
how a substance looks or feels
Term
volume
Definition
the amount of space an object takes up
Term
weight
Definition
the pull of gravity on an object
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