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Atomic Structure

and the Periodic Table

Week 4-Physical Science

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3 of 10

By the End of this Week…

  • I'll be able to name the parts of an atom.
  • I can describe where they are found.
  • I can explain how arrangement of the periodic table helps us understand different elements properties.

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Matter

Anything that takes up space and has mass

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Atoms: Made up of 2 parts

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Nucleus

Makes up 99% of the atom’s mass

Consists of:

  • Protons (+)
  • Neutrons (0)

Orbiting Electrons

Super tiny!

  • 1/1864th the size of a Proton

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Negative charge (-)

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What is matter made of?

  • Molecules
  • Atoms
  • Subatomic Particles
    • Protons
    • Neutrons
    • Electrons

8 of 10

Balloons and Static Electricity Simulation

https://phet.colorado.edu/sims/html/balloons-and-static-electricity/latest/balloons-and-static-electricity_all.html

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9 of 10

10 of 10

By the End of this Week…

  • I'll be able to name the parts of an atom.
  • I can describe where they are found.
  • I can explain how arrangement of the periodic table helps us understand different elements properties.