Tag Archives: laboratory

A “Thumbs Up” for Google Classroom

This is my 22nd year of teaching, but my first year using Google Classroom. We’re finding it to be a useful tool. This, for example, is the diagram for the Atwood’s machine lab we are doing in Pre-AP Physical Science, … Continue reading

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For Science Teachers: A Safer Alternative to Liquid Mercury

Liquid mercury, in schools, poses three major problems: It is extremely toxic, It has a high vapor pressure, so you can be poisoned by invisible mercury vapor leaving any exposed surface of liquid mercury, and Playing with liquid mercury is … Continue reading

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