During a curling competition, a curler accelerates a 20.Okg curling rock at a rate of 0.95 m/s2 down a frictionless lane of ice. Determine the distance the curler's hand is in contact with the rock if 50.0J
of work was done on the rock by the curler during the release.

Which of these describe conduction transfer of heat between two objects that are touching transfer of heat by the actual movement of war matter the process in which energy is imitated by one of the object transmitted through space and absorbed by another a process in which energy is released by the molecules breaking apart

Explain how the energy of rubber ball is tranforned as it roll down a ramp. give evidence that the energy of the og the ball remains the same at all points on the ramp

Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd a) 30 joules b) 3000 joules c) 320 joules d) 3200 joules