| 21. | The subatomic particles are not shrinking as they can't since they are in fact true point particles.
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| 22. | In nuclear physics it is conventional to consider the impinging particles as point particles having negligible diameter.
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| 23. | Electrons are'point particles'- they have no size.
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| 24. | :The key difference between a rope and a point particle is that a point particle is rigid.
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| 25. | :The key difference between a rope and a point particle is that a point particle is rigid.
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| 26. | It's been known since the 19th century that the classical theory of charged point particles contains inconsistent solutions.
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| 27. | Like electrons, quarks were thought to be " point particles, " without external dimensions and without internal structures.
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| 28. | :Prehistory : What are point particles?
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| 29. | The position "'r "'is measured along the suspension point to the bob, here treated as a point particle.
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| 30. | This particle spin generates a magnetic field ( as all spinning charges, point particle or macroscopic ) should.
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