An energy plus house is special because it generates more energy per year than it uses, from renewable energy. Some of them are obvious to the eye but many of them look remarkably like any other house and make up for it by using more energy-efficient technology in appliances, fixtures and such. Many of these houses use solar energy technology.

2 NaHCO3 plus energy --> Na2CO3 plus CO2 plus H2O

yes because it's cooler in the garage than in your house. Plus there are no confusing powerlines.

There is no specific site. Anywhere where energy is needed

surgar plus oxygen plus energy equals surgar and energy.