What Is the Primary Difference Between a Fuel Cell and a Battery

question 125

Multiple Choice

What is the primary difference between a fuel cell and a battery?

• A)Fuel cells do not run down because they can be refueled; batteries run down and need to be recharged.
• B)Batteries can be recharged,fuel cells cannot.
• C)Batteries supply electricity; fuel cells supply heat.
• D)Fuel cells oxidize to supply electricity,batteries reduce to supply electricity.
• E)Fuel cells do not use metals as oxidants and reductants,batteries have a static reservoir of oxidant and reductant.

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Definitions:

Oncogene

Cancer-causing gene formed by a mutation in a proto-oncogene; codes for proteins that stimulate the cell cycle and inhibit apoptosis.

Pesticides

Chemical substances used to kill, repel, or control pests, including insects, weeds, rodents, and fungi that affect plants or animals.

Ultraviolet Radiation

A type of electromagnetic radiation with wavelengths shorter than visible light but longer than X-rays, capable of causing chemical reactions and damage to living organisms.

X-rays

A form of electromagnetic radiation with a wavelength shorter than that of UV rays, commonly used in medicine for imaging internal structures.