(ANSWERED) World Scholars Cup (SCIENCE)

Batteries - Correct Answer Cathode, Electrolyte, Anode (Top to bottom). Creates energy through attraction of charges Discharge - Correct Answer Converts chemical energy to electrical energy Wireless Charging - Correct Answer Uses electromagnetic field that sends electrodes to the battery. Done through two induction coils, one on each device. Electrodes travel from one coil to another Exploding Batteries - Correct Answer Explodes due to overheating a small filament. Most likely are Lithium batteries Silicon Anode - Correct Answer Can store 20x more charge than normal batteries Lithium Metal - Correct Answer Can charge more but can explode Bacteria Battery - Correct Answer Uses EXO electrogens (Bacteria) to get energy. Harness the energy through paper. Energy from cellular respiration. Direct Current - Correct Answer Current flows none stop left to right Alternate Current - Correct Answer Current flows forward then stops a little repeated. Better for long distance British Plugs - Correct Answer Due to low copper from ww2 changed plugs to use less copper Air Conditioning - Correct Answer Uses liquid to cool down air that is then sent out afterwards Heating - Correct Answer Takes air from outside, heats it over chemical "propane" and sends out air again.