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This Maintaining Mass lesson plan also includes:
- Maintaining Mass
- Answer Key
- Activity
- Lab & Experiment
- Graphic Organizer
- Assessment
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Can you disprove the law of conservation of mass? Pupils observe the teacher weigh each part of a reaction. Then, the teacher weighs the result of the reaction and everyone sees that the products do not equal the reactants. Then they must decide if the teacher made a mistake or if the scientific law is wrong and prove their positions.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- After the lesson, discuss where the mass for plant growth comes from
Classroom Considerations
- Relies on prior knowledge of matter, the periodic table, and identifying the difference between physical and chemical changes
- Have extra balloons available as students may tear use them incorrectly before they discover the answer
Pros
- Includes answer keys
- Uses materials that are easy to find
- Requires higher level thinking and problems solving skills
Cons
- None