A 2.0 N weight trolley moves in the horizontal part of a chute without friction at a speed of 3.0 m / s. Classify the following statements as vendors or false, correcting these: a) The cart reaches a height h = 45 cm on the way up.

b) The kinetic energy variation of the cart, until it stops, is 0.90J.

c) The variation in the gravitational potential energy of the Cart + Earth system, until the cart stops, is 0.90 J.

d) The weight of the cart performs a work of 0.90 J from A to C.