If someone's diet includes 2,000 calories/day, calculate the average power this represents in watts over a 24-hour period. 1 food calorie equals 4,187 J. W (Round to 2 Significant Figures)

Rubber on floor tile has a coefficient of kinetic friction of 1.0 and a coefficient of static friction of 2.0. how much force would a 3.5 lb. robot need to produce in order to start moving?

Awater-filled u-tube manometer is used to measure the pressure inside a tank that contains air. the water level in the u-tube on the side that connects to the tank is 5 ft above the base of the tank. the water level in the other side of the u-tube (which is open to the atmosphere) is 2 ft above the base. determine the pressure within the tank.

What determines the amount of inertia an object has