With skyrocketing gasoline prices, drivers everywhere are seeking ways to improve their fuel economy; others are simply concerned about the quality of the environment. Thankfully, there are plenty of ways to "drive greener" -- saving money, gas and the Earth. Find out how green your knowledge is with the green driving quiz.
Question 1 of 10
By following certain green driving habits, you can increase your fuel economy by almost how much?
Question 2 of 10
For every extra 100 pounds (45 kilograms) your car carries, it loses how much fuel economy?
Question 3 of 10
Why do properly inflated tires improve fuel efficiency?
Question 4 of 10
At what speed do most cars run at maximum efficiency?
Question 5 of 10
Which of the following is not a viable fuel alternative?
Question 6 of 10
Which of the following does not contribute to a 33 percent decrease in fuel efficiency?
Question 7 of 10
Which of the following gets the best gas mileage?
Question 8 of 10
When two or more people ride together to get somewhere, it's called:
Question 9 of 10
If people who were able to telecommute did so two days a week, how many gallons of fuel could be saved?
Question 10 of 10