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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Beverage machine - Part 2

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

Putting a candle out with carbon dioxide

What should we look out for in wine cellars? In this experiment we...

Properties of matter: mass, volume and density

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

Seconds pendulum

How can this pendulum accurately measure time in seconds?

Кеплер заңдары

Ғаламшарлардың қозғалуын сипаттайтын маңызды үш заңды Иоганн...

Archimedes' seesaw

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

Re-lighting a candle

Can a candle be re-lit if the flame of the match does not even...

The clever karate master

Can we break a stick with the weight of only a few sheets of paper?

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