Someone is pushing a shopping cart and maintaining the same applied Force. Another person keeps adding items to the cart increasing the mass of the cart. What would happen to the acceleration

What happens in a global convection cell

Atomic nuclei of almost all elements consist of

An ice-making machine inside a refrigerator operates in a carnot cycle. it takes heat from liquid water at 0.0 degrees celsius and rejects heat to a room at a temperature of 19.2 degrees celsius. suppose that liquid water with a mass of 76.3kg at 0.0 degrees celsius is converted to ice at the same temperature. take the heat of fusion for water to be l_f = 3.34*10^5 j/kg.how much energy e must be supplied to the device? express your answer in joules.