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Waves play an extremely important role in many areas of our lives.
In this experiment, we use buoyancy to study the balance of two glasses of water.
Submarines submerge and surface by changing the average density of the hull.
A spectacular optical illusion using a chain of closed rings.
The animation shows the way forces act on wheeled vehicles and vehicles with runners.
These great scientists had a tremendous impact on the advancement in physics.
It is a well-known phenomenon that the sound of an approaching sound source is higher...
A hot air balloon is a balloon aircraft which is lifted by hot air.