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CLIP 10617

Atomic mass

Atomic mass
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Key Info
  • Atomic mass
  • Duration: 01:52
  • An explanation of how the mass of atoms varies depending upon the element. Gold and silver rings are shown and an explanation of why the gold ring is heavier is given. The fact that gases also have mass is described. This is explained by stating that an opened bottle of lemonade is lighter than an unopened one. The mass of Helium being lighter than air is also mentioned.
  • Subject:

    Science

       Topic:

    Chem: Materials - States of Matter

  • Keywords: Atom, Element, Mass, Gold, Silver, Gas, element
Ideas for use in class
  • To explain why some elements are heavier than others, and show that gases also have a mass.
Background details
  • Clip language : English
  • Aspect ratio : 16x9

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