Feel the power in turning off electronics. Using energy-monitoring devices, pupils find the amount of energy it takes to power a simple electronic when it is on and when it is off. They then calculate the cost for the entire year for the device based on the power usage.

Concepts

electricity, electrical energy, energy, energy conservation, watts

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Additional Tags

science

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Instructional Ideas

• Determine the cost to run the same device for the entire school
• Brainstorm ways for pupils to conserve energy at school

Classroom Considerations

• Requires at least six energy-monitoring devices and as many power-using equipment

Pros

• Provides background information for the teacher on energy use and electricity
• Includes links to outside resources for more information

Cons

• None