Solar Electricity: Photovoltaic cells contain silicon or gallium arsenide which releases electrons when solar energy is absorbed.
(Photovoltaic cells; contain; silicon or gallium arsenide which releases electrons) (silicon or gallium arsenide; releases; electrons; T:when solar energy is absorbed) (solar energy; is absorbed; )
Photovoltaic cells silicon or gallium arsenide solar energy
contain releases is absorbed
silicon or gallium arsenide which releases electrons
electrons T:when solar energy is absorbed