How high would you have to lift a 1000 kg car to give it a potential energy of 2,000 J?

An object of dimensions 50 cm x 40 cm x 0.20 cm has a mass 60g. find its density in g/cm3 and kg/ m3

Argon is adiabatically compressed from an initial volume of 16 liters to a final volume of 2 liters. by what factor do the following quantities change? do they increase or decrease? (a) the rms speed (b) the thermal energy of the gas (c) the molar specific heat cv (d) the pressure

The diagram shows four locations in the electric field of a positive point charge m. at which location is the electric potential the greatest.