Graphs of potential vs position help us to visualise the field by thinking of it as hills and wells. The steeper the hill the stronger the force.This hill was created in Algodoo by subtracting a rotated ellipse from a rectangle, not quite a parabola but not far off.Understanding the concept of potential is vital to the understanding of the whole of this section so it"s worth spending some time on this. Potential is the...

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