Question

When alpha particles are sent through a thin metal foil, most of them go straight through the foil because

Answer 1

Explanation:

because when the alpha particles are sent though a metal foil,

two (+ and -) charged plates are kept opposite to each other

so, alpha particles will not scatter while moving

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Answer 2

Answer:

Rutherford used alpha-particles because they are relatively heavy resulting in high momentum. Due to high momentum and empty space in atom most of a- particles go straight through the foil.

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