The picture shows an electromagnet and two paper clips that are the same size and are made of the same materials. Which is the most likely reason that Paper clip Y does not move toward the magnet?
A. Paper clip Y is not magnetic like Paper clip Z.
B. Paper clip Y is not light enough to be pulled by the electromagnet.
C. Paper clip Y is outside of the magnetic field produced by the nail.
D. Paper clip Y is being repelled by the electromagnet.

Which is the best predictor of the radioactive nature of an isotope? o the proton-to-electron ratio the neutron-to-proton ratio o the neutron-to-electron ratio the electron-to-proton ratio

Alarge box of mass m is pulled across a horizontal frictionless surface by a horizontal rope with tension t. a small box of mass m sits on top of the large box. the coefficients of static and

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.