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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
Short Answer Question:
Distinguish the earth from the other planets in one important aspect.
Short Answer Question:
How did the earth get its atmospheric blanket?
Name the different realms of the earth.
Name the planet closest to the Sun.
Which is the brightest planet?
Which is the center of the Solar System-Sun or Earth?
Give a reason for the following:
Earth and its Moon are called a double planet.
Why is the following planet not inhabitable?
Mercury
Why does the moon appear big in the sky though it is smaller than other heavenly bodies?
Earth is inclined by ______ degrees.
