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Before your Museum Visit: Powers of 10 and measurements
This activity will give students practice in estimating length using metric units and seeing the relationship between millimeters, centimeters and meters
m, cm, mm (PDF)
Scientists use the metric system all over the world. It is easy to use because conversion from larger to smaller units involves decimals, not dividing by 12 or 4, like the US Customary system. Billie Juni and Joanne Bartkus refer to metric units when they talk about their work in the video interviews.
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