In order to reduce the need for fossil fuels, scientists are studying power sources such as wind, tides, and a. natural gas. b. coal. c. propane. d. falling water.

Consider the diagram below, which represents components of the biosphere. what do the two arrows in the diagram most likely represent? a. radiation b. photosynthesis c. cellular respiration d. energy conversions will give to anyone who answers quickly

An easy way to calculate the amount of energy available at each level is to what?

Aflashlight battery is an example of a) potential energy b) kinetic energy c) thermal energy d) solar energy