24 July 2022

Setting up a microscope

 Setting up and using a compound microscope. Although the students have used them many times, they forget how to focus away from the slide and struggle to set up the lighting properly 


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Internal Resistance – What It Is, How We Measure It, and Why It Matters

  Internal Resistance – What It Is, How We Measure It, and Why It Matters In school physics we often treat power supplies and batteries as ...