The experiment set-up shown in the picture has a light-proof box with a small hole on one side. What will be the shape of the image
of the arrow on the opposite wall?

USA Test Prep B)⇩︎

Aria drove to the store, did some shopping, and then came home. during maria's trip, when was her displacement equal to zero?

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.

You notice the birds sitting on the electrical wires which of the following explain why the birds don't get shocked