Jump shot, releasing the ball at the height of the basket. Assuming that the ball is launched at 55.0º, 12.0 m from the basket, what speed must the player give the ball

Aball bearing at 220.0 °c is dropped into a cup containing 250.0 g of water at 20.0 °c. the water and ball bearing come to a temperature of 30.0 °c. what is the heat capacity of the ball bearing in j/°c? (hint: how are the algebraic signs of q related for the ball bearing and the water? )

Which graph best represents the relationship between the electric current and the rate at which a magnet is turning inside an electric generator?

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?