Why the Earth is having its own atmosphere?

Related MCQs

• Ultra violet radiations of the Sun do not reach the earth because, earth's atmosphere is surrounded by –
• Which layer of the earth’s atmosphere reflects back the radio waves to the earth’s surface?
• Green house effect is the heating up of the Earth's atmosphere which is due to –
• In the absence of the earth's atmosphere, sky would appear –
• Why is weightlessness experienced while orbiting the earth in space ships?
• Why Earth is called the blue planet?
• If a body weighs 12N on the surface of the earth, how much will it weigh on the surface of the moon where acceleration due to gravity is only one-sixth of that on earth's surface?
• Weight of a person at a height of 2R from the centre of the earth, where R is the radius of the earth-
• A boat will submerge when it displaces water equal to its own:
• A bomb explodes on the moon. You will hear its sound on earth after –