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.

---

Definitions:

Under Stress

Experiencing physical or emotional tension resulting from challenging or adverse situations.

Percentile Score

A statistical value indicating the relative standing of a score within a group, showing what percentage of the group's distribution falls below it.

Confounding Variable

An external variable that influences both the dependent and independent variables in an experiment, potentially skewing the results.

Independent Variable

In experimental research, the variable that is manipulated or changed to observe its effects on the dependent variable.