← All projects
Science Lab project
Audit your home's energy
Measure where energy goes in one home and propose the three changes with the best payback.
120 min totalScienceMathsCitizenship
Steps
- 1List appliances with their power rating and daily hours of use
- 2Calculate daily and yearly energy use in kWh
- 3Convert to cost and rank the biggest users
- 4Recommend three changes with estimated savings and payback time
Skills and objectives demonstrated
- Describe energy transfers in a system
- Solve problems involving direct proportion