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Crookes

NOUN
  1. English chemist and physicist; discovered thallium; invented the radiometer and studied cathode rays (1832-1919)

How To Use Crookes In A Sentence

  • Crookes, a toy called the spinthariscope, on which radium particles impinge upon sulphide of zinc and make it luminous, induced him to associate the two sets of phenomena. The World Set Free
  • Crookes's tube consisted of a glass bulb, from which most of the air had been removed, encasing two metal plates called electrodes.
  • His stage of progress in knowledge was this, that during the discharge of _one_ kind of rays of force from the cathode pole in a Crookes tube _another kind_ of rays are set free, which differ totally in their nature and effects from anything hitherto known. Notable Events of the Nineteenth Century Great Deeds of Men and Nations and the Progress of the World
  • Joshi claimed two more wickets - bowling Pollock and, two balls later, having a defensive Crookes caught.
  • One person who was caught cheating was Florence Cook, a medium whose work in séances had been vouched for by Crookes.
  • Accordingly, everything combined to suggest to Crookes that here, if anywhere, he was at the boundary between the physical and the superphysical worlds. Man or Matter
  • Behind them, an angle-poise lamp (with low energy lightbulb to salve my eco-conscience), a Beanie Baby skeleton called Creepers (my NaNoWriMo mascot from last year), small plush Cthulhu toy, a Crookes radiometer and the latest addition to my desk, a large gargoyle candle stick. What does your writing area say about you? « Write Anything
  • In the midst of his many interests and activities, Crookes was filled from his youth with a longing to find by empirical means the bridge leading from the world of physical effects to that of superphysical causes. Man or Matter
  • Virtually in the countryside with breathtaking green hills and valleys, it's a very short drive - and even a pleasant walk - away from the urban communities of Hillsborough, Walkley, Crookes, and Broomhill, with a scattering of tiny subtopias and exurbias along the way.
  • It is now some years since the late Sir William Crookes attempted to explain the periodicity of the properties of the elements on the theory that they have all been evolved by a conglomerating process from some primal stuff -- the protyle -- consisting of very small particles. Alchemy: Ancient and Modern
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