To determine the absolute age of rocks and fossils, geologists use

What provides structure to the human body?

Select all of the statements which are true. electrons are located in shells or orbits around the atom. electrons orbit slowly around the atom. electrons travel in one flat path around the nucleus of an atom. the valence of an atom is determined by the number of electrons in the atom's outermost shell.

What type of radiation is lead emitting in the following equation? alpha particles beta particles gamma rays