Prague is the birthplace of Vaclav Havel, the first president of the Czech Republic. The city is also home to the world-famous Royal Palace, St....
Sunset
Twilight
Darkness
Most people know that sunset is the time when the sun goes down. But did you know that the sun doesn't actually set? Instead, Earth rotates into darkness, giving us the illusion that the sun is setting. So what causes sunset?
Well, it's a combination of things. The Earth's atmosphere scatters sunlight in every direction, but blue and violet light are scattered more than other colors. This is why the sky is usually blue during the daytime. As the sun gets lower in the sky, the atmosphere becomes thicker and more dense.
This scattering of sunlight happens to a greater extent, and we see red and orange light more than blue and violet light. That's why sunset is usually a beautiful red or orange color. So next time you see sunset, remember that you're actually seeing Earth rotate into darkness!
Prague, the capital of the Czech Republic, is located in the north-central part of the country on the Vltava River. It has a population of about 1.3 million people and is the eighth-largest city in the European Union. Prague is also the cultural and historical center of the Czech Republic and one of the most popular tourist destinations in Europe.
The city is divided into several administrative districts, including Old Prague and New Prague. The rest of the city is mainly made up of residential areas and large parks. The majority of the population are Czech, but there are also significant Hungarian, Slovak, and Polish communities.
Prague has a temperate climate with cool, wet winters and hot, dry summers. The city experiences occasional tornadoes and monsoons. The closest states and capitals are Karlovy Vary to the northeast, Brno to the south, and Prague to the northwest.
The Czech Republic is an emerging economy with a GDP of about $280 billion. Its main exports are machinery and electronic products, but the economy is also diversified. The unemployment rate is about 5%, but there are significant disparities in wealth and unemployment rates among different parts of the country.
Prague is the birthplace of Vaclav Havel, the first president of the Czech Republic. The city is also home to the world-famous Royal Palace, St. Vitus Cathedral, and the Moravian Gate. The most popular attractions are the Charles Bridge and the Prague Castle.
}As the sun sets, the sky slowly grows dark. For many people, this is a time to relax and wind down for the day. But have you ever wondered exactly when it gets dark? The answer may surprise you.
Did you know that darkness actually begins long before the sun sets? As the sun gets lower in the sky, its light has to travel through more atmosphere. This filters out some of the blue light, making the sun look redder. At the same time, shadows get longer and darker. So by the time the sun finally dips below the horizon, darkness has already begun to fall.
Of course, not all places on Earth experience darkness at the same time. Near the equator, the sun sets and rises almost directly overhead. This means that there is less of a difference between daytime and nighttime. Closer to the poles, however, the sun stays low in the sky for much of the year. This leads to longer periods of darkness during wintertime.