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Science 9 probe
Chapter 5 - set 2
11
Science
9th Grade
01/07/2011

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Term
Homogeneous Mixture
Definition
a mixture that has components that are evenly and microscopically mixed together; a solution is a homogeneous mixture of liquids and/or gases
Term
Kinetic Molecular Theory
Definition
the theory that explains the behaviour of substances and changes in matter that we can see; states that matter is made up of moving particles and that the more energy the particles have the faster they move
Term
Mass
Definition
the measure of the amount of matter an object has; the SI unit of mass is the kilogram (kg)
Term
Matter
Definition
anything that has mass and volume
Term
Melting Point
Definition
the temperature at which a substance changes from solid to liquid
Term
Malleable
Definition
of being beaten or pressed into thin sheets
Term
Pure Substance
Definition

matter that contains only one type of particle; for example, water is a pure substance that contains only water particles

Term
Physical Property
Definition
a property of matter that can be observed through the senses, measured, or calculated
Term
Physical Change
Definition
a change in form or state, but not in substance; for example, paper cut into pieces is still paper
Term
State
Definition
the physical property that describes the form in which matter can usually be found: solid, liquid, or gas
Term
Volume
Definition

the measure of the amount of space an object occupies

 

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