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Nikko Mitchell

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How is a concave lens drawn in a ray diagram?

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Bernard Bartoletti

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Explain the term ‘diverge’.

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Scot Stroman

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Is a convex lens thinner or thicker in the than it is at the edges?

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Kylie Hagenes

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Is a concave lens thinner or thicker in the middle than it is at the edges?

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Nikko Okuneva

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What is the name for the distance from the lens to the principle focus in a ray diagram?

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