Iron-filings Sentence Examples

iron-filings
  • If a magnet is dipped into a mass of iron filings and withdrawn, filings cling to certain parts of the stone in moss-like tufts, other parts remaining bare.

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  • Some of the principal phenomena of magnetism may be demonstrated with very little apparatus; much may be done with a small bar-magnet, a pocket compass and a few ounces of iron filings.

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  • If the operation has been skilfully performed the ring will have no poles and will not attract iron filings.

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  • Winkler discovered that an iron chain wound round the bottle could be substituted for the hand, and Sir William Watson in England shortly afterward showed that iron filings or mercury could replace the water within the jar.

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  • An amorphous form results when a mixture of iron filings and sulphur are triturated with water.

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  • He discovered that heat is evolved when iron filings and sulphur are rubbed together to a paste with water, and the artificial volcan de Lemery was produced by burying underground a considerable quantity of this mixture, which he regarded as a potent agent in the causation of volcanic action.

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  • Like iron filings around a magnet, they flew to Daniel.

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  • Accordingly when he sprinkled iron filings on a card held over a magnet and revealed the curvilinear system of lines of force (see Magnetism), he regarded these fragments of iron as simple indicators of a physical state in the space already in existence round the magnet.

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