With what minimum speed must you toss a 160 g ball straight up to just touch the 13-m-high roof of the gymnasium if you release the ball 1.4 m above the ground? solve this problem using energy.

When a book falls from a shelf to the ground without anyone pushing on it, no work is done on the book. true or false

Write a full page that sumerizes thermodynamics it’s from the website visionlearnig

An athlete is holding 24 lb of weights at a height of 6 inches above the stack as shown. to lower the weights, she applies a constant force of 5 lb to the handle. determine the velocity of the weights immediately before they hit the stack.