
Change classification model
Use these labels to connect structure, observation, and reasoning in change classification.- 1Original substance -> State or form change: may undergo
- 2Original substance -> New product: may form
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Lesson
Physical changes alter form, state, or appearance without forming a new substance, while chemical changes produce new substances with new properties.
Learning objectives
Explain Physical and Chemical Changes using correct Grade 9 Chemistry terms.
Use observation, formula, symbol, or equation as evidence.
Connect the evidence to the exact chemical conclusion or classification.
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In this chapter
Now on Physical and Chemical Changes. Next up: Types of Chemical Reactions.
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