B. A girl on a bar is suspended motionless from the ceiling by two ropes. Diagram the forces acting on the combination of girl and bar.

A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n

Select all that applywhat are some basic resources a family is expected to provide for children? educationclothesspending

The first law of thermodynamics states that heat added to a system is neither created nor destroyed but is as it changes into other forms of energy.