Five questions on lesson 2 of Diamond vs moissanite. The questions and the answers to pick from come in a new order every time you start.
Pick an answer, and the question marks itself. For a question that you answer in your own words, think of your answer first. Then show our answer and say whether you had it. Nothing is saved or sent.
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Question 1: Which number explains why moissanite shows more fire?
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b: Dispersion is how widely white light spreads into colors.
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Question 2: Why does moissanite have two refractive indices?
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a: The two rays travel at different speeds, so each has its own index.
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Question 3: Mohs hardness 9.25 vs 10 means…
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b: Mohs ranks scratch resistance. It doesn't measure the size of the gaps. Chipping is toughness, a different property.
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Question 4: In the simulator, you switch from diamond to moissanite without touching the carat. Which line at the top of the report changes, and why?
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Measurements: moissanite is lighter for its size, so 1.00 carat of it is a bigger stone.
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Question 5: A thermal tester beeps "diamond". Which line of the card tells you that isn't the end of the story?
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Heat conduction: moissanite's is close enough to diamond's to pass the test.
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