Based on the field lines, what is the best description of the
charges?
o
they are negative, and they repel.
the left is negative and the right is positive, so they
attract
the left is positive and the right is negative, so they
attract.
they are positive, and they repel.

What defines the mass number of an isotope? a. the sum of the neutrons and protons b. the sum of the neutrons and electrons c. the number of neutrons d. the number of protons

Which is not one of the major climate zones? question 3 options: rain forest polar tropical temperate

What happens when chlorine reacts with bromine? a. electrons move from the chlorine atoms to the bromine atoms. b. electrons move from the bromine atoms to the chlorine atoms. c. electrons are shared between the chlorine atoms and the bromine atoms. d. electrons become delocalized among the atoms.