Rutherford's Experiment with Alpha Particle Scattering by Gold Foil Established

question 146

Multiple Choice

Rutherford's experiment with alpha particle scattering by gold foil established that

• A) protons are not evenly distributed throughout an atom.
• B) electrons have a negative charge.
• C) electrons have a positive charge.
• D) atoms are made of protons, neutrons, and electrons.
• E) protons are 1840 times heavier than electrons.

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Definitions:

Expected Frequency

The predicted number of times an event will occur over a specified period in a statistical experiment.

Cramér's V

Cramér's V is a measure of association between two nominal variables, giving a value between 0 and 1 to indicate the strength of the relationship.

Cramér's V

A measure of association between two nominal variables, giving a value between 0 and 1.

Groups

Collections of subjects or entities categorized together for participation in a study or for analysis in research.