"10 forms", "mechanical, chemical, nuclear, thermal, gravitational, electrical, elastic, sound, light, magnetic" "tidal pros and cons", "cheap to run, could cause local flooding" "fossil fuel pro and con", "valuable, not renewable" "biomass pro and con", "easy to use, occupies space" "solar pro and con", "renewable, cloudy (with a chance of meatballs)" "wave pro and con", "no pollution, noise turbines" "geothermal pro and con", "renewable, expensive" "nuclear pro and con", "big amounts of energy in a small amount of space, not renewable" "wind pro and con", "renewable, noisy turbines" "what is energy efficiency?", "how good a machine is at transforming energy (as little waste as possible)" "how do we calculate energy efficiency", "useful energy output divided by total energy input" "whats the difference between chemical energy and nuclear energy?", "chemical= energy stored in the bonds between atoms/molecules<br /> nuclear= energy that is released when the nuclei of atoms separate (fission) or merge (fuse, fusion)" "what is the law of the conservation of energy", "energy cannot be created nor destroyed, but it can transform from one energy to another" "what is energy waste?", "''leftover'' energy you did not intend (did not want), most commonly being heat. example: heat from a lamp when you wanted light" "2 reasons why we want our energy in the electric form", "1. easy to transport 2. easy to store"
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