During a tetherball match, the ball is hit in such a way that the rope it is attached to makes a 60° angle with the pole it is attached to. The length of the rope is measured to be 2m and the mass of the ball is 3kg.
a. Draw an FBD of the ball.
b. What is the tension in the rope holding the ball? c. At what speed is the ball traveling around its path at this instant?

Spend time observing or thinking about events that involve matter and energy. which events can you explain? which events can’t you explain?

Diego is trying to lift a piano to the second floor of his house. diego uses a pulley system and gives a big lift to the piano. the piano moves upward, then stops, and then it starts to fall to the ground. which list best describes the forces on the piano in the proper order? a.positive force, balanced force, negative force b.negative force, balanced force, positive force c.positive force, unbalanced force, negative force d. negative force, unbalanced force, positive force

How do you calculate the gravitational force on a rubber ball which has a mass of 50g