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Chemistry

Grade 10: Matter and Classification

TermDefinition
Homogeneous mixture A mixture of uniform composition and in which all components are in the same phase.
Heterogeneous mixture A mixture of non-uniform composition and of which the components can be easily identified.
Element A pure substance consisting of one type of atom.
Compound A pure substance consisting of two or more different elements.
Pure substance A substance that cannot be separated into simpler components by physical methods.
Electrical conductor A material that allows the flow of charge.
Semiconductor A substance that can conduct electricity under some conditions, but not others, making it a good medium for the control of electrical current.
Electrical insulator A material that prevents the flow of charge.
Thermal conductor A material that allows heat to pass through easily.
Thermal insulator A material does not allow heat to pass through it.
Created by: StiKManLabs
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