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Explain why there are gaps between the rails and why the bolts are in oval shaped holes?
asked
Feb 16, 2017
Physics
middle-school
1
answer
5
votes
90.9k
views
The igneous rock gabbro most likely formed from molten material that cooled (1) rapidly at Earth’s surface (2) slowly at Earth’s surface (3) rapidly, deep underground (4) slowly, deep underground
asked
Feb 13, 2017
Geography
high-school
2
answers
3
votes
200k
views
The surface ocean currents move heat energy away from where?
asked
Dec 23, 2016
Chemistry
middle-school
1
answer
5
votes
199k
views
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