Multiple choice

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

  1. alpha particles are much heavier than electrons

  2. alpha particles are positively charged

  3. most part of the atom is empty space

  4. alpha particles move with high velocity

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

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

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