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Direct linkYayon, Malka; Scherz, Zahava – Journal of Chemical Education, 2008
"If protons, quarks, and other elementary particles are too small to be seen, how do scientists know they exist? And if these particles do exist, how can one estimate their size, structure, and or their arrangement in atoms?" These are some of the most frequently asked questions by students who study atomic theory. Atomic structure is an important…
Descriptors: Scientific Methodology, Nuclear Physics, Science Instruction, Chemistry
