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Unit 1 Review

TermDefinition
Difference Between Physical and Chemical Change Physical change - change of shape, state and size. Chemical change - change of substance.
The 4 Signs of a Chemical Reaction Bubbling, temperature change, color change and precipitation.
Examples of a Physical Change Tearing paper, breaking a bone, nail rusting and water freezing.
Examples of a Chemical Change Dissolving sugar in tea, burning paper, reacting vinegar with baking soda and mixing two clear liquids and getting a blue solid.
Metric Unit Abbreviations Kilograms - kg, milliliters - mL, deciliters - dL, meters - m, liters - L, hectograms - hg, decameters - dam, kiloliter - kL.
Mass Is measured in units of grams and kilograms.
Volume Is measured in units of cubic centimeters and liters.
Length Is measured in units of meters.
Density Is measured in units of grams per milliliter or grams per cubic centimeter.
Created by: user-1832640
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