Firewood is a traditional biomass energy source. To heat a 1500 sq.ft. house in Canada we need about 14,500 kWh of energy per year. If the energy density of firewood is 4.5 kWh/kg, and the energy efficiency of your wood furnace is 60%, about how much firewood would you need to heat such house for one year?   Question 2 options:   2400 kg   9521 kg   5370 kg   3762 kg

An Introduction to Physical Science
14th Edition
ISBN:9781305079137
Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Chapter4: Work And Energy
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Firewood is a traditional biomass energy source. To heat a 1500 sq.ft. house in Canada we need about 14,500 kWh of energy per year. If the energy density of firewood is 4.5 kWh/kg, and the energy efficiency of your wood furnace is 60%, about how much firewood would you need to heat such house for one year?
 

Question 2 options:

 
2400 kg
 
9521 kg
 
5370 kg
 
3762 kg
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