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6.5D Vocabulary

QuestionAnswer
Matter Anything that has mass and volume.
Substance Any form of matter that is uniform throughout, and has consistent properties.
Element A pure substance that is composed of the same atoms throughout.
Compound A pure substance made of atoms bound together.
Property Physical and chemical characteristics of matter used to describe or identify a substance.
Physical Property A characteristic that can be observed or measured without changing the substance: for example, color, melting point, and conductivity.
Chemical Property Characteristics that can only be observed when atoms of matter rearrange during a chemical change.
Physical Change A change to a substance without forming a new substance, such as changing the size or state of matter.
States of Matter Distinct forms of matter known in everyday experience: solid, liquid, and gas.
Chemical Change A change that alters the identity of a substance resulting in a new substance or substances with different properties.
Temperature Change Increase or decrease of heat energy may be evidence of a new substance formed during change.
Production of a Precipitate Evidence of a new substance formed from a chemical change , resulting in a solid forming out of a liquid.
Production of Gas Evidence of a new substance formed from chemical change.
Color Change Visible change of substance colouration is evidence of new substance formed from chemical change.
Production of Heat or Light Evidence of release of energy from a chemical change.
Created by: Suppresion_76