(Look at the attachment below for the relevant diagram of slopes A, B and C) A trolley is pushed towards slope A and released at velocity v. Its midpoint ‘x’ comes to a halt 20 cm up the slope.
a) How far up the slopes B and C will the trolley go if it is pushed to the same starting speed?
b) Does the trolley stop most quickly in case A, B or C? Explain your answer.

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created or , but it can be

Will give brainliest! jay rides his 2.0-kg skateboard. he is moving at speed 5.8 m/s when he pushes off the board and continues to move forward in the air at 5.4 m/s. the board now goes forward at 13 m/s.a. determine jay’s mass.b. determine the change in the internal energy of the system during this process.(express your answer to two significant figures and include the appropriate units.)

*drag each tile to the correct location in the sequence* the table shows chronological events in the life of our sun, a medium-sized star. place the missing events into the correct rows of the table.