Theme Review

In Theme 1, you learned:

• what all matter has in common
• about the three states of matter
• what the differences are between a physical and a chemical property
• how matter can be classified
• that all chemical substances are considered to be matter
• how to interpret safety information at home and at work
• why it might be dangerous to mix common household substances
• how elements are organized in the periodic table
• how to tell whether a substance is metal or non-metal
• about the relationship between elements and compounds
• how to write element symbols and chemical formulas
• how elements and compounds are used in society
• the differences between mechanical mixtures and solutions
• how to identify the solute and solvent in a solution
• how to separate solutions and mechanical mixtures
• how to communicate the concentration of a solution
• why some substances are soluble and others are not
• how temperature affects solubility
• about the differences between concentrated and diluted solutions
• how using concentrated solutions helps the environment
• how to identify acids and bases
• how to interpret pH
• about the factors that affect corrosion