What requires a battery to produce light?
flashlight energy mirror microscope direct energy fire cactuses glowworm
A B C D E F G H
Electric power sources are ordinary batteries.
A flashlight requires a battery to produce light
What requires a battery to produce light? (A) flashlight (B) energy (C) mirror (D) microscope (E) direct energy (F) fire (G) cactuses (H) glowworm