f a ball is thrown into the air with a velocity of 55 ft/s, its height (in feet) after ������ seconds is given by ������=55������−16������2. find the velocity when ������=4.

Which configuration would produce an electric current? a) rotate a coil of copper wire between two magnets. b) connect a wire between a copper and zinc strip sitting in a beaker of water. c) connect a wire to the (+) positive end of a battery and the other end to a light bulb. d) connect a wire to the negative end of a battery and the other end to a light bulb.

What is the name for the remnant of an asymptotic giant that has lost its shells? black dwarf white dwarf yellow giant black hole

The heliocentric and the geocentric models of the solar system included these central principles