Provide the spark to foster a love of science. Instructors perform a demonstration that uses a camping stove to generate electricity to charge a phone. Pupils use data from the experiment to the calculate the efficiency of the stove. Hint: It's really, really low.

Concepts

electric currents, electricity, generating electricity, power, specific heat

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Instructional Ideas

• Take learners outside for the demonstration using the stove
  

Classroom Considerations

• Scholars must be familiar with energy transformations
• Sixth of seven lessons in the Off the Grid unit
• Requires a camping stove and fuel (sticks or wood chips)
  

Pros

• Includes suggestions for lesson extensions
• Gives a set of example calculations to reference
  

Cons

• None

Common Core

HSN-Q.A.1 HSN-Q.A.2