Answer: low temperature, high-pressure
Faults is a fracture in a rock that formed by the rock-mass movement. The fracture is made because the rock rigidity or friction are preventing the movement, make the pressure buildup until it enough to break the rock. This condition will be easier in low temperature and high-pressure condition.
Cells in your body work together, they form bones, and muscles. Cells, however cannot work alone, they must be able to work together. Each cell does a different thing.
I'm assuming you mean the molecular compound

and it's name is Hydronium. Hope this helps :)
Anaerobic respiration<span> in muscles. Glucose is not completely broken down, so much less energy is released than during </span>aerobic respiration<span>. There is a build-up of lactic acid in the muscles during vigorous exercise. The lactic acid needs to be oxidised to carbon dioxide and water later. Hope this helps!</span>