Coșul dvs. este gol.
Alkali metals react with water intensely, forming hydrogen and an alkaline substance.
This video utilises an egg and some charcoal to model refraction in a glass of water.
This experiment demonstrates that even a stream of water can act as an optical cable.
This video utilises a ray of laser to demonstrate how smooth surfaces reflect light.
Acest experiment ne arată că arderea nu are loc în absența unuia dintre următorii factori: un combustibil, oxigen și temperatura de aprindere.
Mișcarea clopotelor cu ajutorul unui generator Van de Graaff.
This experiment shows you how to draw water into an inverted glass using a few burning matchsticks.
We will use a ladle to demonstrate the reflective properties of convex and concave mirrors.
This experiment demonstrates the laws of physics behind a classic toy, the dancing ballerina.
Description: How can you get a spool out from under your bed if it has rolled under it?
The dissolution of HCl in water leads to a drop in pressure, which causes the water in the bowl to rush into the flask.
How can a pair of metal snakes keep on grooving along a spinning top toy?
Industria petrolului poate satisface nevoia din ce în ce mai mare de combustibil printr-un proces numit cracare.
In this experiment, a simple balloon is used to model the principle of operation in hovercrafts.
If a wooden clown were to climb up two parallel sides of a rope, how would it do it? This video seeks to find out.
When you roll the paper cylinder away, it will soon roll back to you. Why does this happen?
When you punch several holes in a water bottle, the water flows out of the bottom hole the fastest. Why is that?
Let’s observe how milk fat is broken down using pancreatic lipase in the presence of phenolphthalein indicator.
In this experiment, you’ll learn different ways of finding the centre of gravity of a sheet of cardboard.
This experiment explores the forces that act on objects during free fall.
The image at the top of the ball remains upright despite the ball rolling forward.
This experiment uses two test tubes to demonstrate the surprising effects of atmospheric pressure.