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Biology & Life Sciences

Chicken or egg which is first ?

Chickens are from eggs, and eggs originate from chickens: it’s at the foundation of this old dilemma. Eggs – which are only female sex cells – nevertheless, have developed more than one billion years ago, compared with chickens only for 10,000. The riddle is therefore simply solved…There is no doubt that the egg arrived before the […]
Science

What is the real speed of earth ?

The Earth’s rotation is gradually slowing. This deceleration is happening almost imperceptibly, at approximately 17 milliseconds per hundred years, although the rate at which it occurs is not perfectly uniform. Earth has a powerful magnetic field.This phenomenon is caused by the  nickel-iron core of the planet, coupled with its rapid rotation. This field protects the
Biology & Life Sciences

Is Water colourless ?

There are two kinds of water: salt water and fresh water. Salt water contains large quantities of salt, while fresh water has a dissolved salt concentration of less than 1%. Only fresh water can be used as drinking water.  Water is the only substance on earth that is found naturally in three forms: liquid, solid and […]
Science

Like an earthquake is there is Moonquake ?

The Moon (or Luna) is the Earth’s only natural satellite and was formed 4.6 billion years ago around some  30–50 million years after the formation of the solar system. The Moon is in synchronous rotation with Earth meaning the same side is always facing the Earth.The Moon has much weaker gravity than Earth, due to […]