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6-8 Science
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A.
Physical Science
»
A.2.
Elements, Compounds, and Mixtures
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Elements, Atoms and Molecules
What are Atoms?
What is an Element?
Some Common Examples of Elements
The Periodic Table
What is a Compound?
More Examples of Compounds
Mixed Practice
Distinguishing Mixtures from Pure Substances
What is a Pure Substance?
What is a Mixture?
Physical and Chemical Changes
Identifying Physical Changes
Identifying Chemical Changes
Physical Changes: Melting and Boiling Points
Melting and Boiling Points of Water
Understanding Conservation of Mass
Physical and Chemical Changes Identifying Chemical Changes
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