Chemistry — Chapter overview · Physical Science: Matter, Forces & Energy, Grade 8
Use evidence and models to explain chemical change, conserve atoms, and track energy transfer.
Chapter question
How can we tell when substances react, and what is conserved?
Units in this chapter
- Unit 3.1 · Signs of a Chemical Reaction
I can list observable signs that suggest a chemical reaction has occurred.
- Unit 3.2 · Conservation of Mass
I can state the law of conservation of mass.
- Unit 3.3 · Balancing Chemical Equations
I can explain why chemical equations must be balanced.
- Unit 3.4 · Endothermic & Exothermic Reactions
I can distinguish endothermic from exothermic reactions using energy flow and temperature change.
- Unit 3.5 · Acids, Bases & pH
I can describe properties of acids and bases.