AP Environmental Scienceeasymcq1 pt
Photovoltaic cells generate electricity by
A.converting sunlight directly into electric current
B.boiling water with mirrors
C.burning biomass
D.splitting atoms
Explanation
Core Concept
Photons knock electrons loose in semiconductor layers, producing DC power with no moving parts — the solar panel's trick.
Correct Answer
Aconverting sunlight directly into electric current
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