A car is sitting on a hill which is 20 m higher than ground level. Find the mass of the car if it contains 15 J of potential energy.

According to the tide table below what time of day will the highest tide occur? (2 pt) the highest tide will occur at

The bond energy for the van der waals bond between two helium atoms is 7.9×10−4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms

What relationship exists between an enzyme and a catalyst?