It is important to know the rules of the road both for pedestrians and bikers. Prepare some signs and practise their meaning!
Овај једноставни оглед приказује феномен магнетне левитације.
Заротирајмо папирну ветрењачу користећи топлоту наших руку.
Fold the paper here and there, chip one or two with the scissors. This is all you need to create something fantastic that looks like a snowflake.
Овај видео приказује ширење гасова помоћу једне флаше и новчића.
Овај видео приказује да сила која се јавља као резултат ваздушног притиска може да делује и навише.
The amplified sound of the tuning fork indicates that the tuning fork causes the air column in the tube to resonate, producing a standing sound wave.
Surface tension, a special property of water surface, and the spherical shape of water drops are due to the attraction between the water molecules.
After the impact, the basketball regains its original shape, that is, elastic deflection occurs.