Videos A to Z

• Blood and Circulation: Blood on finger

  
  • 3-5

  The liquid part of blood is called plasma, which is made up of water and important substances, including vitamins, minerals, and nutrients.  » more info

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    • UIMC
    • PBS Utah
    • UEN-TV
    • EMEDIA

• Bonding: Aluminum atom

  
  • 3-5
  • 6-8
  • 9-12

  Depicts millions of aluminum atoms. An atom is the smallest part of an element that still has all the properties of that element.  » more info

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    • EMEDIA

• Bonding: Atomic makeup of lead and gold

  
  • 3-5
  • 6-8
  • 9-12

  Lead and gold atoms differ from one another because they have different numbers of neutrons, protons, and electrons.  » more info

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    • UIMC
    • PBS Utah
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• Bonding: Atoms in pencil

  
  • 3-5
  • 6-8
  • 9-12

  Atoms are the building blocks of matter.  » more info

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    • UIMC
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    • EMEDIA

• Bonding: Bonding of hydrogen atoms

  
  • 3-5
  • 6-8
  • 9-12

  Two hydrogen atoms form a simple covalent bond. Each atom has a single electron. When the atoms bond, they share electrons and fill their outermost energy level.  » more info

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    • UIMC
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    • EMEDIA

• Bonding: Carbon atom

  
  • 3-5
  • 6-8
  • 9-12

  A carbon atom has 6 protons, 6 neutrons, and 6 electrons.  » more info

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• Bonding: Chemical bonding

  
  • 3-5
  • 6-8
  • 9-12

  Atoms bond in ways that make their outermost energy levels complete with electrons, which stabilizes atoms.  » more info

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• Bonding: Chemical compound

  
  • 3-5
  • 6-8
  • 9-12

  A chemical compound is made up of two or more elements that are chemically combined or bonded. The combining of atoms to form new substances is called chemical bonding.  » more info

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• Bonding: Covalent bond video clip

  
  • 3-5
  • 6-8
  • 9-12

  In covalent bonds, electrons are shared between two different atoms. Atoms are held together by the force of attraction between the positively charged nucleus and the shared electrons.  » more info

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• Bonding: Crystal lattice video clip

  
  • 3-5
  • 6-8
  • 9-12

  Many ionic compounds form a regular repeating pattern called a crystal lattice. Salt crystals have a crystal lattice that forms a cubic shape.  » more info

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  • Website: https://www.uen.org/emedia
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    • EMEDIA