Secondary energy refers to the more convenient forms of energy which are transformed from other, primary, energy sources through energy conversion processes. Examples are electricity, which is transformed from primary sources such as coal, raw oil, fuel oil, natural gas, wind, sun, streaming water, nuclear power, gasoline etc., but also refined fuels such as gasoline or synthetic fuels such as hydrogen fuels.
Well im in middle school and to me that looks like a skin cell breking into two cells so how i would draw that is why it would do that (cause) or how it does it. Hope it works
Try playing a game with the dolphin and see how quickly the game stimulates the dolphins brain and see if the dolphin gets used to or gets the hang of that game... I mean isnt how all animals are taught? Lol