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This Nanosolutions activity also includes:
There are a billion reasons to use the resource! Well, not quite. A demonstration using food color and water shows scholars the meaning of nano. An iterative process results in diluting the concentration of food coloring by one tenth until it reaches one billionth (nano).
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Concepts
Instructional Ideas
- Use the demonstration to begin a unit on solutions and concentration
Classroom Considerations
- Pupils must be familiar with the metric system
- Learners need to understand concentration of solutions
Pros
- An Engineering & Science Connections section provides further information on the topic
- Includes questions to facilitate discussion
Cons
- None