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Lecture 19
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- Title
- Science 7 - CHEMISTRY & MATTER - Chemical Change Mystery Lab
- Description
- Observe a quick chemical reaction (e.g., baking soda + vinegar) and identify evidence of a chemical change, such as gas, heat, or color.
- Grade level
- Private
- false
- Model creativity
- 0.5
- Lesson plan
- Objective: Identify evidence of chemical changes. Materials: Baking soda, vinegar, test tube, balloon. Intro (2 min): Ask: How can we tell a chemical change happened? Activity (8 min): Observe reaction; balloon inflates with gas. Discussion (3 min): Was there heat, color change, new gas? Closure (2 min): What makes this different from a physical change?
- Version
- 1
- Teacher language
- Student language