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Waves play an extremely important role in many areas of our lives.
What is the speed of sound? What happens when an object exceeds the speed of sound?
A force can be measured by measuring the twisting of the torsion wire in a torsion balance.
Can a candle be re-lit if the flame of the match does not even touch it?
What should we look out for in wine cellars? In this experiment we produce carbon dioxide with...
Find out whether the marble reaches the finish line faster on the straight or on the curved slope.
Submarines submerge and surface by changing the average density of the hull.
Direct action pumps and suction pumps are among the simplest water pumps.