Sci Inquiry / Experimentation
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Sci Inquiry / Experimentation

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Sci Inquiry / Experimentation Presentation Transcript

  • 1. http://www.u-digfossils.com/gallery/index.html
  • 2. Scaphognathuscrassirostris
    (fat snout) (~150 MYA)
    http://en.wikipedia.org/wiki/Scaphognathus
  • 3. How much evidence do we need in science?
    Avoiding De-Natured Science by Lederman
  • 4. How can we trust science if it is changing?
  • 5. What in the world happened here?
  • 6. What is Science?
    No magic, gremlins or other supernatural explanations needed!
    Science assumes that the natural world can be understood by gathering evidence.
    Science attempts to explain the natural world and these explanations are tested using evidence.
  • 7. Perhaps a natural explanation is that the continents used to be arranged differently in the past
    Can you fit them together in order to make sense of the evidence?
    What in the world happened here?
  • 8. Pangea
  • 9. More Evidence!
    Ewing & Tharp at Columbia University around 1950
    http://www.columbia.edu/cu/alumni/Magazine/Winter2001/ewing.html
  • 10. Age of the Ocean Crust (deep red is youngest)
    Ocean Crust is Basalt, Heavier than Continental Crust
  • 11. Emergence of a Theory
    Read
    Draw a picture that summarizes each ‘chunk’ of text.
  • 12. Plate Tectonics
  • 13. Plate Tectonics
  • 14. Plate Tectonics
  • 15. How does a
    pendulum work?
  • 16. How do these activities model science inquiry?
    How are they different?
  • 17. General Activities:
    Small group discussion, hands-on, modeling, readings, etc.
    Science Activities
    Brunsell, Fall 2009
  • 18. General Activities:
    Small group discussion, hands-on, modeling, readings, etc.
    Science Activities
    Science inquiry:
    5 Essential Features
    Brunsell, Fall 2009
  • 19. General Activities:
    Small group discussion, hands-on, modeling, readings, etc.
    Science Activities
    Experiment:
    “Fair Test” /
    cause & effect
    Science inquiry:
    5 Essential Features
    Brunsell, Fall 2009