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Physical Science Review

Across
Small number in a chemical formula that shows the number of atoms of an element
Two or more elements that are chemically combined
Solid created as a result of a chemical reaction
Energy source that CANNOT be replaced
Energy that comes from running water
Matter cannot be created or destroyed
Number of protons and electrons of an element
Basic building block of matter
A row on the periodic table
Energy that comes from the sun
Down
Universal Solvent
Mass/volume
Point at which a substance boils
The careful use and management of natural resources
Change in a substance that does NOT change the substance
Energy souce that can be re-used without running out
A column on the periodic table
Main source of energy for the earth
Energy formed from the remains of living things
Father of the Periodic Table