MCQOPTIONS
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| 1. |
When \[\beta \]-particles are sent through a tin metal foil, most of them go straight through the foil as |
| A. | \[\beta \]-particles are much heavier than electrons |
| B. | \[\beta \]-particles are positively charged |
| C. | Most part of the atom is empty space |
| D. | \[\beta \]-particles move with high velocity |
| Answer» D. \[\beta \]-particles move with high velocity | |