The largest planets of the solar system are the Jupiter and Saturn. Both can be recognised easily by its rings. Uranus, uniquely tilted sideway, and the blue Neptune, the coldest of the outer planet, are also much larger than the inner planets. The outer planets are so big becouse the are comprised mainly of gases … Continue reading Why are some planets so big? →
Three planets, Mercury, Venu and Mars, resemble the earth to some extent. They are .ade up of rocks, and have a similar structure consisting of the crust, mantel, and core. Moreover, they all of them have seasons. Nevertheless, these planets are very diffrent from the earth. Mercury, covered with craters, and Mars, sometimes called the … Continue reading Are there planets similar to earth? →
A solar or a planetary system consists of a star around which planets revolve. In our solar system, the central star is the sun. Nine planets move around it at different distances. Some of these planets have moons that revolve around them. Our solar system also includes some other smaller heavenly by its heat and … Continue reading The term ‘solar system’ →
The moon, which cause high and low tides on the earth, is a sphere. It does not change its shape; only our view of it changes. The reason is that unlike the stars, the moon does not produce light, but only reflect the light of sun. Since the moon goes around the Earth once in … Continue reading Why does the moon change its shape? →
If we look at the sky on a clear night, we can see the comets and shooting stars and constellation and usually the moon. Sometimes we can also see comets and shooting stars, and on seeing them we quickly make a wish. It is believed that a wish made this way is always fulfilled. With … Continue reading What do we see in the sky at night 🌃 →
Like the history of human civilization, the history of the earth too id divided into periods. However, these periods cover not just few centuries, but millions of years. Broadly, we diffrenciate between the time preciding the period 550 million years ago and the time after that, during which life devloped very quickly on the earth. … Continue reading How do we classify the history of earth? →
Unlike the other planets of the solar system, life devloped into many forms on the earth after its emergence. Liquid water and oxygen for breathing made this possible. Millions of species of plants and animal thrive today on land and in water. Water cover more than two third of the Earth’s surface. Therefore, the earth … Continue reading What make the earth 🌍 unique? →
The rotation of the earth 🌍 on its axis cause the alternation of day and night. The earth also revolves around the sun 🌞. As the result of both these movements, the earth does not get continues light from the sun. This means when countries such as India faces the sun and has a bright … Continue reading How do day⛅ and night 🌃 occur? →
Unlike climate, weather depends on the seasons and can also change anytime. Meteorologists predict in the evening how the weather will be the next day. The weather is driven by the sun, which heat up the ground andthe water surface. Evaporated water cteates clouds from which thunderstorms build up, flinch. Every time a cyclone hits … Continue reading How does the weather change? →
While the weather changes every day and a hot🌞 and humid day can be followed by a rainy🌧️ one, the climate of a region remain the same for a long time. Thus the summer season on the North sea is genrally cooler than I Freiburg and the winter❄️ season is rather cold and damp not … Continue reading What is climate? →
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