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Geography Notes

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Geography Notes
Some celestial bodies do not have their own heat and light. They are lit by the light of the stars. Such bodies are called planets.

Jupiter, Saturn and Uranus have rings around them. These are belts of small debris.
These rings may be seen from the earth with the help of powerful telescopes.

‘Sol’ in Roman mythology is the ‘Sungod’. ‘Solar’ means ‘related to the sun’. The family of the sun is, therefore, called the solar system.

My Very Educated Mother Just Served Us Nine Pakodas.
MY VERY EFFICIENT MOTHER JUST SHOWED US NINE PLANETS

Sun is about 150 km from earth.

All the nine planets of the solar system move around the sun in fixed paths. These paths are elongated. They are called orbits. Mercury is nearest to the sun. It takes only about 88 days to complete one round along its orbit. Pluto is supposed to be farthest till now. So it takes about 248 years to complete one round. Venus is considered as ‘Earth’s-twin’ because its size and shape are very much similar to that of the earth.

A new planet 2003 UB313 has been discovered recently in our solar system. It is bigger than Pluto and farthest from the Sun.

Many words used in a language may have been taken from some other language. Geography, for example, is an English word. It has its origin in Greek, which relates to description of the earth. It is made of two Greek words, ‘ge’ meaning’ ‘earth’ and ‘graphia’ meaning ‘writing’. Find out more about the earth.

The earth is the third nearest planet to the Sun. In size, it is the fifth largest planet. It is slightly flattened at the poles. That is why, its shape is described as a
Geoid. Geoid means an earth-like shape.

From the outer space, the earth appears blue because its two-thirds surface is covered by water. It is, therefore, called a blue planet.

Light travels at the speed of about 300,000 km per second. Yet, even with this speed, the light of the sun takes about eight minutes to reach the earth.

Neil Armstrong was the

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