science class

by joseph pena-1stpreiod

physical properties

physical properties- any characteristic of a material that can be observed or measured without changing the idenity of the material

examples

*color and shape

*length and mass

*volume and density



physical change

physical change- the physical property of a substance change

before

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after.

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chemical properties

chemical properties- any characteristic that gives a substance the ability to undergo a change that results in a new substance.

examples

*flammability

*reacts with oxygen

*reacts with light

*reacts with water

Chemical changes

chemical changes-a change in the idenity of a substance due to the chemical properties of that substance (not reverisible)

*electricty

*heat

*light

*fire

before

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after

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