Sci Inquiry / Experimentation
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Transcript of Sci Inquiry / Experimentation
![Page 1: Sci Inquiry / Experimentation](https://reader035.fdocuments.us/reader035/viewer/2022070315/55505b09b4c905c0448b4d3d/html5/thumbnails/1.jpg)
http://www.u-digfossils.com/gallery/index.html
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Scaphognathus crassirostris(fat snout) (~150 MYA)
http://en.wikipedia.org/wiki/Scaphognathus
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Avoiding De-Natured Science by Lederman
How much evidence do we need in science?
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How can we trust science if it is changing?
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What in the world happened here?
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What is Science?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.
No magic, gremlins or
other supernatural explanations
needed!
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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?
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Pangea
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More Evidence!
http://www.columbia.edu/cu/alumni/Magazine/Winter2001/ewing.html
Ewing & Tharp at Columbia University around 1950
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1. Age of the Ocean Crust (deep red is youngest)2. Ocean Crust is Basalt, Heavier than Continental Crust
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Emergence of a Theory
• Read• Draw a picture that summarizes each ‘chunk’
of text.
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Plate Tectonics
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Plate Tectonics
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How does a pendulum work?
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How do these activities model science inquiry?
How are they different?
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General Activities:Small group discussion, hands-on, modeling, readings, etc.
Scie
nce
Activ
ities
Brunsell, Fall 2009
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General Activities:Small group discussion, hands-on, modeling, readings, etc.
Science inquiry:5 Essential Features
Scie
nce
Activ
ities
Brunsell, Fall 2009
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General Activities:Small group discussion, hands-on, modeling, readings, etc.
Science inquiry:5 Essential Features
Experiment:“Fair Test” / cause & effect
Scie
nce
Activ
ities
Brunsell, Fall 2009