Hydrogen-powered vehicles may be the wave of the future. The first element in the periodic table is being used in a variety of fuel cell vehicles, one of which is already cruising the streets. Test your knowledge of this extremely light, clean-burning fuel source with the hydrogen-powered vehicle quiz.
Question 1 of 10
What percentage of the universe is made up of hydrogen?
Question 2 of 10
Which of the following is not a method of producing pure hydrogen?
Question 3 of 10
What are the byproducts of a hydrogen fuel cell?
Question 4 of 10
A fuel cell utilizes what percentage of the available energy in hydrogen?
Question 5 of 10
What's the price of one kilowatt of electricity produced from current fuel cells?
Question 6 of 10
Many of the methods currently used to extract hydrogen from larger molecules rely on:
Question 7 of 10
Why is storage a problem for hydrogen fuel?
Question 8 of 10
What might liquid hydrogen do to your skin upon contact?
Question 9 of 10
What color are hydrogen flames?
Question 10 of 10