A rock of mass m= 1.3 kg is dropped from a height of h = 2.6 m into a
pool of water. At a time of t = 1.62 s after striking the surface of the water, the rock's velocity
has decreased by 50%.
What is the magnitude of the average force the rock experiences, in Newton’s, during the time t?

Study the following reaction carefully. what classification should this reaction have? 4al + 3o2 2al2o3synthesisdecompositionsingle replacementdouble displacement

How many neutrons does plutonium -196 with an atomic number of 78.

Choose a realistic problem for which these are the correct freebody diagrams. be sure that the answer that the problem requests is consistent with the diagrams shown. choose a realistic problem for which these are the correct freebody diagrams. be sure that the answer that the problem requests is consistent with the diagrams shown. a 1.0 kg block is placed on top of a 2.0 kg block. a horizontal rope pulls the 2.0 kg block across a frictionless floor with a force of 21.0 n. the coefficient between the two blocks is 0.75. does the 1.0 kg block on top slide?