Two magnitying glasses are for sale at a store. Magnitying glass 1 has a 4 -in. diameter with a long focal length, and glass 2 has a 1 -in diameter with a short focal length. Part A Which magnitying glass should you purchase if you wish to examine tiny insects? Glass 1 Chas? Begrest Answer Part B Which glass should you purchase if you wish to start a campfire using sunlight? Glass 1 Glass?
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