Describe the role of consumers in a food web. are consumers heterotrophs?

Air flows upward in the wick of a lantern because of the liquid property called

Which of these is not a possible type of energy transformation? a. electrical energy into light energy b. sound energy into nuclear energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy

Current from a charged capacitor lights a bulb. as time goes on the brightness of the