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Homework Statement
A pitcher throws a baseball toward home plate. The baseball, which has a mass of 145g, approaches the plate with 122 J of kinetic energy. Calculate the speed of the baseball.
it has 122J of kinetic energy, what is the formula for kinetic energy?ummm, how do u figuar it out? We are stumped. I am trying to show a grade 10er how to do this. I dont know this stuff or how to figuare it out.