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प्रश्न
Which is the unit adopted for measuring the distance in the Universe? Give a reason for its choice.
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उत्तर
The unit adopted for measuring the distances in the universe is the light year. The reason for the choice of this unit is that a kilometer is too short a unit to measure the distances between one heavenly body and another in space.
संबंधित प्रश्न
How can you prove that the earth is a sphere by looking at the horizon?
Short Answer Question:
What is a planet?
Fill in the blanks:
The earth rotates from ____ to ____.
Name the different realms of the earth.
Distinguish between the following pair.
Planet and Planetoids
Distinguish between the following pair.
Planet and Satellite.
Which is the satellite of the Earth?
_____________ are caused due to revolution of the Earth.
The continent _____________ is covered by ice.
Consider the following statements
Statement I: The earth is inclined at 32 1/2°angle.
Statement II: The specific gravity of Saturn is more than that of water.
Which of the statement (s) is/are true
