A block weighing 200 N is pushed along a surface. If it takes 80 N to get the block moving, what are the coefficients of friction?

The most important difference between a wedge and an inclined plane is a. their size b. their shape c. how they are used d. what they are made of

The government has declared that a hurricane is likely to hit the east coast. which government division is part of acf and provides guidance to citizens? a. job opportunities for low-income individuals b. office of human services emergency preparedness and response c. assets for independence d. low-income home energy assistance program

Awheel of mass 48 kg is lifted to a height of 0.8 m. how much gravitational potential energy is added to the wheel? acceleration due to gravity is g = 9.8 m/s2. a. 30.4 j b. 3.1 j c. 297.9 j d. 11,321 j