1) Convert 3 mm to μm a) 30 b) 3000 c) 300 2) Convert 560 nm to μm. a) 0.560 b) 560000 c) 0.00056 3) Convert 0.78 km to m a) 0.0078 b) 78 c) 780 4) Convert 270 μm to nm a) 270000 b) 27 c) 0.0027 5) how many μm in 1 mm? a) 10 b) 100 c) 1000 6) Convert 23 mm to nm a) 23,000 (2.3 x 104) nm b) 23,000,000 (2.3 x 107) nm c) 0.023 (2.3 x 10-2) nm 7) Convert 4.7 μm to m a) 4,700 (4.7 x 103) m b) 4,700,000 (4.7 x 106) m c) 0.0000047 (4.7 x 10-6) m

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