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By bombarding atoms in a thin metal sheet with energetic particles,Rutherford found that most of the mass of an atom is concentrated inside a very small volume.What is the diameter of this "nucleus," as a fraction of that of the whole atom?
Experimental Estimate
A calculation or approximation obtained through controlled experimental methods to determine the effect of variables.
Prediction
The act of forecasting or estimating future events based on current or past data.
Psychological Researchers
Individuals who study the human mind and behavior through various scientific methods and experiments.
General Principle
A fundamental truth, foundation, or doctrine that serves as the basis for a system of belief or behavior or for a chain of reasoning.
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