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प्रश्न
Define - Astronomical unit.
एका वाक्यात उत्तर
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उत्तर
One astronomical unit is defined as the average distance between the earth and the sun.
1 AU = 1.496 5 106km = 1.496 × 1011m.
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Measuring Larger Distances
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संबंधित प्रश्न
Light year is the unit of ______.
The materials with higher density are called ______.
The area of irregularly shaped figures can be calculated with the help of a ______.
The total number of seconds in one year = ______.
The average distance between the earth and the sun is about ______ million kilometre.
Neptune is 30 AU away from sun.
The nearest star to our solar system is proxima centauri.
The value of an astronomical unit is ______.
Match the following:
| Column-I | Column-II | |
| 1. | 10 years | 1 year |
| 2. | 10 centuries | 1century(100 years) |
| 3. | 10 decades | 1 millennium |
| 4. | 365.24 days | 1 decade |
Write the units which are used to measure long distances.
