Write three observations of Rutherford's alpha particles scattering experiment.

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(N/A) In the alpha particles scattering experiment,Rutherford bombarded a thin gold foil with fast moving alpha particles and observed that:
$(i)$ Most of the $\alpha$-particles passed straight through the gold foil.
$(ii)$ Some of the $\alpha$-particles were deflected by the foil through small angles.
$(iii)$ One out of every $12,000$ particles appeared to rebound.

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