Monday, December 8, 2014

Chapter 20



(1)  An average incandescent light bulb has a life expectancy of 1,000 hours.  How much energy would a typical 100 watt bulb use in a lifetime, assuming it lasts for 1,000 hours?

At 8¢/kWh, how much would it cost over its lifetime?



Chapter 20 test due Friday

Practice Quiz

Sustainable Energy Powerpoint

No comments:

Post a Comment