What Is an Advantage of Solar Cells

question 88

Multiple Choice

What is an advantage of solar cells?

• A) Some designs have high net energy yield.
• B) No electricity storage systems or backups are needed.
• C) The costs are low for older systems and dropping rapidly.
• D) Solar-cell power plants do not disrupt desert ecosystems.
• E) There are little or no direct emissions of CO₂and other air pollutants.

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