A machine at a post office sends packages out a chute and down a ramp to be loaded into delivery vehicles. Find the angle of the slope down which this box could move at a constant velocity assuming the coefficient of friction for a parcel on waxed wood is 0.100. You can neglect air resistance

What are the theoretical properties of a gas at a temperature of 0 kelvin?

Examine the equation. 23490th→23088ra+42he what kind of barrier would you need to block the radioactive particles from this reaction? a. a piece of paper b. a sheet of aluminum foil c. a two-inch block of lead d. a solid concrete block

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final