Accounting for all possible point and non-point pollutants that could get into a body of water based on the area of land from which run-off replenishes that body of water is known as .
A. watershed management
B. groundwater recovery
C. erosion control
D. emissions permitting
E. None of the above

The car hoist allows the car to be driven onto the platform, after which the rear wheels are raised. if the loading from both rear wheels is 1380 lb, determine the force in the hydraulic cylinder ab. neglect the weight of the platform itself. member bcd is a right-angle bell crank pinned to the ramp at c. the force is positive if in tension, negative if in compression.

Simple machines can a. increase force only b. decrease force only c. increase or decrease force

Alarge box of mass m is pulled across a horizontal frictionless surface by a horizontal rope with tension t. a small box of mass m sits on top of the large box. the coefficients of static and