Chemical Reactions Change Matter
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Objective
I can show how atoms rearrange to form new substances during a chemical reaction.
Part 1 of 3
Warm-up video
Unknown Channel · 5:00
We don't generate video — this one is by Unknown Channel on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.
Part 2 of 3
Practice
7 questions
Explain the difference between a physical change and a chemical change, focusing on what happens to the atoms and molecules involved.
Give three examples of everyday occurrences. For each, identify whether it is a physical or chemical change and explain your reasoning.
Part 3 of 3
Exit ticket
Quick comprehension check
“Describe how the atoms rearrange when hydrogen (H₂) and oxygen (O₂) react to form water (H₂O). Explain how the atoms rearrange when methane (CH₄) burns in oxygen (O₂) to produce carbon dioxide (CO₂) and water (H₂O). ”
Sample answer included in the free materials
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