Severe weather forms when certain physical factors are present and interact. A tropical cyclone forms when warm, moist air, and wind combine with which of the following other
factors?
Cold dense air
High-pressure system
Warm ocean water
Wind shear

i i think it might b c

a is the answer i believe.

because the two particles have an equal charge, the charges will cancel out and give the atom an overall charge of 0. so, if at atom has 35 protons in the nucleus, we could expect it to have 35 electrons orbiting that nucleus.