Weather is a condition of the atmosphere at a particular time and place. Wind, rain, and cloud formations are all forms of weather phenomena. What is the primary source of energy for weather phenomena? A. solar radiation B. tidal movements C. magnetic fields D. geothermal energy

In chemistry, the type of an atom (what element it is) is determined by: a) the number of protons it contains in its nucleus.b) the number of neutrons it contains in its nucleus.c) the number of protons it has in a cloud around the nucleus.d) the number of neutrons it has in a cloud around the nucleus.e) the number of electrons it exchanges with its neighbors.