Aboy lifts a 30n dragon 2 meters above the ground. how much work did the boy do in the dragon? what is the work?

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

What happens during the fall in september

Match each type of lever with the correct diagram. 1. first-class 2. third-class 3. second-class