Exceeding the speed of sound

What is the speed of sound? What happens when an object exceeds the speed of sound?

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Properties of matter: mass, volume and density

In certain cases, liquids do not mix together, and form layers...

Beverage machine - Part 2

We can further develop the machine we presented in the previous...

Boiling at room temperature

Water boils at 100 degrees Celsius. But is it possible to boil...

Archimedes' seesaw

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

The faithful cork

How does a piece of a cork behave on the surface of a glass of...

Frog violin

Is a matchbox able to imitate the croak of frogs? With the...

Straw flute (observation)

Observe what happens when making sounds with shorter and shorter...

Beverage machine - Part 1

Is it possible to turn pure water into a soft drink in a few seconds?

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