Examlex
Of the three types of radioactivity characterized by Rutherford,which are particles?
Accurate
A description of how close a measured or calculated value is to the true value, reflecting the correctness of the measurement.
Mass
A measure of the amount of matter in an object, usually in kilograms or grams in the metric system.
Accurate
Describes a measurement or result that is close to the true value.
Mass
A measurement of the amount of matter that an object contains.
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