18.4 Energy from Hydrogen

What is a negative of hydrogen energy?

• Smelly

• Expensive

• Ugly

• Deep underground

What vehicle does hydrogen power

• airplanes

• Cars

• Trains

• All of the above

What is an advantage of hydrogen

• Clean

• Renewable

• Easy to obtain

• All of the above

Electrolysis us used to split oxygen from water to make hydrogen which is used in fuel cells.

• Hydrogen Cells
• Nuclear
• Hydroelectric
• Biomass

Which of the follow can Hydrogen fuel be produced by? There are more than one...

• algae

• water(H2O)

• methane(CH4)

• volcanic gasses

Hydrogen is colorless and

• combustible

• non combustible

• supports combustion

Which of the following are by products of burning hydrogen fuel?

• water vapor and heat

• carbon dioxide

• carbon monoxide

• sulfuric acid

The name hydrogen comes from words meaning

• water fearing

• Water forming

• Gas

• fire forming

What is the element symbol for hydrogen

• HY

• H

• He

• Hn

What are some reasons that hydrogen energy isn't growing/spreading that fast? (Select all of the correct answers)

• It costs a lot to build dams and things to make it usable

• Hydrogen energy causes pollution

• Not every place in the world is suitable for hydrogen energy

• Because people are too lazy to build things