planet earth on blu ray

Planets are the largest objects in the solar system except for the sun. Unlike the sun, the planets do not produce their own energy. They reflect the heat and visible light produced by the sun. The four planets near the Sun - Mercury, Venus, Earth and M..

Planets are the largest objects in the solar system except for the sun. Unlike the sun, the planets do not produce their own energy. They reflect the heat and visible light produced by the sun. The four planets near the Sun - Mercury, Venus, Earth and Mars ar..

The earth is a huge sphere. The surface of which is made up of rock, soil and water. It is surrounded by air. The planet earth is only a tiny part of the universe, but it is the home of human beings and many other living things. Animals and plants live almost everywher..

>Magnetic field of Earth may be due to molten charged metallic fluid in core. This rotating fluid results in currents thus magnetising the Earth. Since every substance is made up of charged particles, these substances rotating about an axis is equivalent to a circulating current and ..

All the planets do not have life on them. Earth is the only planet in the solar system having life on it. This is because certain conditions or requirements are necessary to enable life to originate and flourish on a planet. They are: The planet sho..

The method used in the binary star system can be also used for planet-satellite binary system. This is possible because the planet and the satellite also revolve around a common centre of mass...

The Titius-bode law states that the distances of the planet from the sun follow a certain pattern when expressed in 'astronomical units' (A.U). [One AU is the distance of the Earth from the sun.] The pattern is: 0.7, 1.0, 1.6, ...... Identify the pattern and use it to find the d..

Also called as freons, they belong to a group called chlorofluorocarbons (CFC). They are used as propellant in aerosols or as refrigerants in domestic refrigerators, deep freezers, air conditioners. CFM are not disintegrated in air, but rise to troposphere. There they are dissociated due to ultra v..

Celestial bodies revolving around a planet are called satellites. Moon is a natural satellite of the planet Earth. These days, the term satellite is used for manmade satellites, which revolve around the Earth. The closed path of a satellite around the h..

The Sun - The sun is at the center of the solar system. Its mass is about 740 times as great as that of all the planets combined. The huge mass of the sun creates the gravitation that keeps the other objects traveling around the sun in an orderly manner. Sun The sun is a typical star, of ..