Tuesday, March 22, 2011

Model-based learning and greenhouse effect

3.
a. It was a little bit similar to my sketch.  
b. No
c. Main things are radiation and CO2.  When radiation is too much, earth will be warm. It cause global warming. If we cut down tree, there will be nothing that absorb CO2.
d.After I did simulation, I found these things. When the gas concentration is none, temperature went down .  When there is a lot, there are many infrared photon and temperature was high. Today was about 60F a lot of radiation and it moves  quickly. In 1750, there was no building and there were a lot of radiation.  From these, greenhouse gas  makes temperature rise. It keeps earth warm. If we don`t have it, our earth will be cold. If it happens, it is hard for us to live on earth.  On the other hand, if we have a lot of greenhouse gas, earth will be heated up and temperature will be so high.

Needs some work
Satisfactory
Good
Use of ICT
With using ICT, it is fun and easier for student to learn.
Use of sources
good
Report
More materials needed
Collaboration
….
good


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