Set up your conversion factors like fractions and cross-cancel the units to make sure you end with the proper units.
Useful Information:
• Formula to find electrical energy is: Energy = power x time
• Duke Power charges about 8¢ per kWh.
• 1 ton of coal produces an average of 2500 kWh of
electricity.
• Each kWh of electricity generated from coal produces
1.5 lbs of CO2.
• 1 gallon of gasoline produces about 22 lbs of CO2
when burned.
(1) Assume that the lights in your kitchen use 100
watts. How much energy and how much does
it cost to leave the lights on 24 hours a day for a week if electricity is
8cents/kilowatt hour?
For
a month (assume 30 days/month)?
For
a year?
Use the cost-benefit analysis template to evaluate three possible decisions affiliated with nuclear power. You may research or use the presentations provided for decisions, and the cost/benefits of each.
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