A box of mass m is pushed at an angle 0 by a force Fp along a frictionless surface. The box travels to right with acceleration a. What is the mass of the box?

How much work is done lifting a 9.10 kg box straight up onto a shelf that is 1.80 m high?

Calculate the heat capacity per object when the total energy is 4 quanta. (think of this in terms of increasing from 3.5 quanta of energy in the system to 4.5 quanta of energy in the system, if that were possible.) c4 = __ j/k/object

The respiratory system removes oxygen and water from the body. select the best answer from the choices provided t f