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प्रश्न
Why is Mercury the hottest planet of the Solar System?
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उत्तर
Mercury is the smallest planet and the closest to the Sun. It takes only 88 days to orbit the Sun. It has a thin atmosphere. Due to its nearness to the Sun, it is the hottest planet.
संबंधित प्रश्न
Short Answer Question:
How did the earth get its atmospheric blanket?
Study the picture and answer the questions that follow.
(a) What is meant by the Solar System?
(b) Give two differences between a planet and a star.
(c) Name the planets known as terrestrial planets.
(d) Give two advantages the earth has over other planets.
(e) What are satellites?
Draw a fully labelled diagram of the water cycle and explain its working and significance with reference to the diagram.
Distinguish between the following pair.
Planet and Planetoids
Why is the following planet not inhabitable?
Saturn
Which is the unit adopted for measuring the distance in the Universe? Give a reason for its choice.
Give reasons for the following:
Mercury completes its orbit in less time than the Earth.
‘Venus is considered Earth’s Twin’. Why?
In the picture below, correct the sequence of the planets from the sun.
________ Percentage of our earth is covered by saltwater.
