2.1 - 2.3
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Video feedback/usage
How many times did you watch each video? *
Did you take notes? *
Video comments (reshoot, slow down, etc):
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Concept development
What are the defining features for a material to be crystalline? *
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2D crystal of one atom flavor (black spheres)
Which of these (A-I) would serve as unit cells for this crystal? Why did you throw out the others?
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Which of these are acceptable primitive unit cells? Why?
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Pentagonal building blocks
The pattern above is built out of two types of rhombi (light and dark purple); is this a crystal?
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Do you have other questions/pressing concerns?
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