Why Earth is called the blue planet?

Related MCQs

• On planet Earth, there is no centrifugal force at the –
• Which one of the following is called a red planet?
• Why the Earth is having its own atmosphere?
• Why is weightlessness experienced while orbiting the earth in space ships?
• 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?
• 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-
• Which among the following is not an inner planet?
• Which planet is nearest to the sun?