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Can we break a stick with the weight of only a few sheets of paper?
A force can be measured by measuring the twisting of the torsion wire in a torsion balance.
This lesson presents some of the laws of physics through the operation of the bicycle.
A spectacular optical illusion using a chain of closed rings.
In this experiment we produce carbon dioxide with vinegar and baking powder.
In this lesson you will learn more about how sound propagates.
This lesson is about the sound waves surrounding us.
This animation demonstrates Sir Isaac Newton's three laws of motion that laid the...