Sara was preparing for a biology lab that included using the light microscope. First Sara washed her hands. Then she picked up the microscope and carried it, holding the base, to her lab bench. She removed the cover and cleaned the lenses using lens paper. Finally, she plugged in the microscope light. Sara's teacher commented that Sara made one mistake when setting up her microscope. What was it?

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7 July, 19:33

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Nikolas Terrell · Answer 1

Sara should have held the microscope by the arm and the base, not just the base. That's the one mistake she made.