What requires a source of energy to produce light?
sunlight cactuses cakes pies heterotrophs flashlights batteries most cephalopods
A B C D E F G H
Electrical energy is also energy.
a flashlight requires a source of energy to produce light
What requires a source of energy to produce light? (A) sunlight (B) cactuses (C) cakes (D) pies (E) heterotrophs (F) flashlights (G) batteries (H) most cephalopods