A 0.728-kg volleyball approaches a spiker with a speed of 1.06 m/s and a height of 1.79 m. The player does 25.9 Joules of work upon the ball during the spiking process. Determine the speed (in m/s) of the ball just prior to hitting the ground.

answer; equivalent to a one(1) horsepower motor;

the answer is f1 and d2 because if you put equal force on those two points the beam would balance trust me on this

the best answer for these questions would be:

1.            c. is smaller

2.            d) concrete operational

3.            b) interaction with the environment – the children interact with their environment can them learn more.

4.            a) parents who reason openly with children can limit a child’s cognitive ability.

answerdmitry mendeleyev made a workable classification of the elements