if a wooden cube has length and breadth of 1.5 m each and it is exerting a pressure of 1200 pa. what is its weigth

Nps pollution is caused by rainfall or snowmelt moving over and through the ground. nonpoint source pollution can include: excess fertilizers, herbicides and insecticides from agricultural lands and residential areas. oil, grease and toxic chemicals from urban runoff and energy production

//(b) both involve the use of levers;