Quiz: Energy Efficiency . NOW

In 2005 what percentage of the energy consumed by the United States came from renewable energy?

2%
7%
15%
20%

By what percentage can energy costs be reduced in existing office buildings by replacing older heating, cooling and lighting systems with more energy efficient technology?

30%
20%
10%

Which of the following uses up the most energy in office buildings?

Heating
Cooling
Lighting
An angry boss

On average, how much of the electricity used to power home electronics is consumed while electric products are turned off?

40%
25%
0%

If you replace 25% of your lights in high-use areas with compact fluorescent bulbs, how much can you save on your lighting energy bill?

50%
25%
10%

If every American home replaced just one light bulb with an energy efficient lightbulb, we would save enough energy to light more than 3 million homes for a year, and prevent greenhouse gases equivalent to the emissions of how many cars?

800,000
200,000
10,000

Which type of refrigerator-freezer is most energy efficient?

Side-by-side model
Freezer on top model
Freezer on bottom model
The ones that don't smell

What is the best method for reducing your personal computer's energy use?

Putting the computer in sleep mode
Activating the screen saver
Closing all open programs
Giving your mouse some time off

Which household activity consumes the most water?

Dishwashing
Taking a bath
Washing clothes
Replacing pet fish