The frictional force between two bodies depends mainly on three factors: (I) the adhesion between body surfaces
(ii) roughness of the surface
(iii) deformation of bodies.
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Metals are giant structures of atoms held together by metallic bonds. “Giant” implies that large but variable numbers of Atoms are involved - depending on the size of the bits of metal. most metals are close packed - that is, they fit as many items as possible into the available volume.
Solid iron at 25°C
the cooler the temperature the less energy the particles have
<h2>What are spooky rays? :Spooky rays are Halloween; Spooky mystic background light beams rays.</h2>
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How was spooky rays discovered; In 1895,a German Engineer Wilhelm Röntgen, was experimenting with making cathode rays .His device was blacked out.But he noticed a piece of cardboard painted with barium platinocyanide flouresced when it was placed near the cathode ray tube.</h2>
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How are they related to visible light?: This occurs when two particles are inextricably linked.</h2>
Answer:
Explanation:
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