Suppose 0.5 kg of blood flows from the interior to the surface of Johns body while he is exercising. The released energy is 2000 J. The specific heat capacity of blood is 4186 j/kg what is the temperature difference between when the blood arrives at the body surface and returns back to the interior of the body

A12-kg bag of groceries is tossed onto a table at 4.0 m/s and slides to a stop in 2.2 s . modify the equation fδt=δ (mv) to find the force of friction.

Ineed the answers for these promblems i have

Asatellite component is in the shape of a cube with 10cm edges, has an evenly distributed mass of 2 kg and one bolt hole at each of four corners. if the maximum predicted random vibration environment is 10 grms, what bolt size would be a good choice for restraint? what other factors might drive bolt size besides force/stress?