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Transcript

  • 1. Earth Science September 28 th 2010 Mrs. Harris
  • 2. Today’s Objectives...
    • Atoms and sub-atomic particles
  • 3. Atoms
    • Smallest unit of matter
    • Composed of (sub-atomic particles)
    • Similar atoms make elements
  • 4. Introducing the Elements
    • « The Element Song » by Tom Leher
  • 5. Nucleus ~Protons (positive) ~Neutrons (neutral) Orbit ~Electrons (negative)
  • 6. Periodic Table
  • 7. www.ptable.com
  • 8. Atomic number and mass
    • Atomic number is the number of protons
    • The atomic mass is the approximate mass of the sub-atomic particles
  • 9.  
  • 10. Investigating Elements
    • You’ll be put into a break out room with a group and be assigned an element.
    • Use the dynamic periodic table to find out some cool info on your element. (3-4 things, nothing too technical)
    • Draw a basic atom on the board with 4 protons, 4 neutrons, and 4 electrons.
  • 11.  
  • 12. Assignments this week:
    • Unit 3 Discussion
    • Unit 3 Assignment (multiple choice)
    • 4-1 Quiz
    • Next class: Bonds… James Bonds