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Chapter 15& 16
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Total cards: 6•Content version: v4•Public deck•Updated: 8/1/2026
Card preview (6)
#1
Front (Question)
Energy Concepts * EROI:
Back (Answer)
Energy Returned on Investment-how much energy is gained vs. invested.
#2
Front (Question)
Renewable Energy:
Back (Answer)
Solar, wind, hydro, geothermal, biomass (pros: sustainable; cons: sometimes expensive).
#3
Front (Question)
Nonrenewable Energy:
Back (Answer)
Fossil fuels (coal, oil, natural gas), nuclear (pros: high energy; cons: pollution, waste).
#4
Front (Question)
Deepwater Horizon Spill (2010):
Back (Answer)
Massive oil spill, environmental disaster.
#5
Front (Question)
Energy Usage in the U.S.:
Back (Answer)
Majority comes from fossil fuels.
#6
Front (Question)
Hydrogen Fuel:
Back (Answer)
Clean but not widely avallable.