How does a vector quantity differ from a scalar? check all that apply. a. vectors have direction. b. vectors have units. c. vectors are bigger. d. vectors are faster.

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.

An electron is traveling with initial kinetic energy k in a uniform electric field. the electron comes to rest momentarily after traveling a distance d. (a) what is the magnitude of the electric field

The ph is the a.independent variable b.the dependent variable c.control group