23 points

jgaddis

allthink.com/jgaddis
Scores (6)
What is energy?
100%
May 31, 2011
+5
inside earth
90%
May 31, 2011
+3
plate tectonics
93%
May 31, 2011
+3
sea floor spreading
100%
May 31, 2011
+4
Stars
100%
May 23, 2011
+4
electromagnetic spectrum
100%
May 20, 2011
+4
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