In order to operate at night, solar-powered LED lights require what?
sun's heat electrically adding heat focusing a lens hydrogen and oxygen kinetic energy electrical energy direct energy
A B C D E F G H
Solar-powered lights that use LED bulbs provide the most efficient and most hours of light at night.
Solar-powered LED lights require electrical energy to produce light at night
In order to operate at night, solar-powered LED lights require what? (A) sun's heat (B) electrically (C) adding heat (D) focusing a lens (E) hydrogen and oxygen (F) kinetic energy (G) electrical energy (H) direct energy