Which of A-D Is a Disadvantage in Using Hydrogen Fuel

question 77

Multiple Choice

Which of A-D is a disadvantage in using hydrogen fuel cells instead of gasoline engines in vehicles? If all are valid disadvantages, respond E.

• A) It is difficult to store hydrogen safely.
• B) No distribution network of hydrogen fuel is in place.
• C) Hydrogen fuel must be produced, most likely from water, by using another energy source.
• D) Hydrogen fuel is not really a source of energy, but rather is a way to store energy.
• E) All the above.

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Definitions:

Rod

A type of photoreceptor cell in the retina that is highly sensitive to light, enabling vision in low-light conditions.

Young-Helmholtz Theory

A theory of color vision proposing that the eye contains three types of receptors sensitive to red, green, and blue light.

Color-Sensitive Cones

Photoreceptor cells in the retina of the eye that are responsible for color vision.

Retinal Cells

Specialized cells located in the retina of the eye that are responsible for converting light into neuronal signals.