If an atom has 7 valence electrons, how many electrons does it need to gain to achieve a stable electron configuration?

Natural forces that can alter ecosystems include seasons and climate changes. t or f

Tafari worked one summer on a ship that set weather buoys in the ocean. he watched how one of the buoys moved in the water. describe which parts of the wave would cause the buoy to bob up and down. which wave property determined how fast the buoys bobbed in the water? he observed that when the wind blew harder, the ocean waves were larger, and the buoys moved away from the ship. what effect, if any, did the waves have on how far the buoys moved? explain your answer.

Name three different units of energy used to measure heat and describe what type of situations each is usually used.