Question

question 1 of 10
hydrogen - powered cars create less pollution than gasoline - powered cars when driven. what might be a challenge to using hydrogen as a fuel?

a. new fueling stations that can handle hydrogen would have to be built.

b. hydrogen is found naturally in the environment.

c. the exhaust from hydrogen and air combustions is nontoxic.

d. hydrogen is a toxic gas.

Explanation:

• Option A: Building new fueling stations for hydrogen is a practical challenge as current infrastructure is for gasoline, so this is a valid challenge.
• Option B: Hydrogen is not found naturally in a usable, pure form for fuel easily, so this is incorrect.
• Option C: Non - toxic exhaust is an advantage, not a challenge.
• Option D: Hydrogen is not a toxic gas, so this is incorrect.

Answer:

A. New fueling stations that can handle hydrogen would have to be built.