Types of waves

Waves play an extremely important role in many areas of our lives.

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Submarine operation

Submarines submerge and surface by changing the average density of the hull.

Thermal expansion of bridges

The length of the metal frameworks of bridges change when the temperature changes.

Archimedes' seesaw

In this experiment, we use buoyancy to study the balance of two glasses of water.

Beverage machine - Part 2

We can further develop the machine we presented in the previous video, so it can dispense...

The magic chain

A spectacular optical illusion using a chain of closed rings.

Pitch and frequency, Part II

Experience the relationship between pitch and frequency through measurements.

Suction pumps and direct action pumps

Direct action pumps and suction pumps are among the simplest water pumps.

Physicists who changed the world

These great scientists had a tremendous impact on the advancement in physics.

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