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4 cards from this section. Quick, good the night before a test.
What is a physical change? Give one example.
Think of examples from your daily life.
What happens during a chemical change?
Consider what happens when food is cooked.
What is a key feature of physical changes?
Consider processes like melting and freezing.
True or False: Chemical changes are usually reversible.
Think of examples like burning or cooking.
Describe a real-life scenario where both physical and chemical changes occur. Explain the changes in detail.
Think about what happens to the candle as it burns.
Discuss how the concepts of physical and chemical changes apply in the process of cooking food. Contrast these changes.
Consider how ingredients transform and why some changes can be reversed while others cannot.
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