Physics Physics


Why isn't Pluto a planet

Published on in category Physics
Why isn't Pluto a planet Most of us learned at school that we have nine planets of the solar system and that the last planet is called Pluto. But that has changed one day, and now Pluto is not considered a planet. Why did the professional community take such a step and what is the history of the discovery of this dwarf planet? Read more

Why are there thunders during the storm

Published on in category Physics
Why are there thunders during the storm Thunder is a natural phenomenon that we hear during a storm immediately after lightning. From the time delay between the occurrence of lightning and the recording of thunder, we can determine how far the storm is from us. But why do we hear thunder at all? Read more

Why is the snow white

Published on in category Physics
Why is the snow white Snow is a form of ice and it seems transparent to us. The white impression is caused by its thickening in the form of a snow cover, which is formed by many snow crystals. They reflect and refract light in different directions, and our brain perceives this summary effect as white. Read more

Why is it dark at night

Published on in category Physics
Why is it dark at night The question "why is it dark at night" was asked by scholars many centuries ago. However, they could not find the answer. Although the question seems relatively straightforward, the answer to it is not easy. At least not without the knowledge that science brought in the early 20th century. So why is it dark at night? Read more

Why does the comet have a tail

Published on in category Physics
Why does the comet have a tail The tail of a comet is technically called a coma and is the vapor of the outer ice layer, which evaporates with heating as the comet approaches the Sun. The solar wind causes the coma to always point away from the Sun. The tail glows due to the fluorescence of these gases. Read more