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Observe the following facts : (1) The ...

Observe the following facts :
(1) The distance from the Earth to the Sun is 149,600,000,000m
(2)The speed of light is 300,000,000 m/sec.
(3) Thickness of class VII Mathematics book is 20mm
(4) The average diameter of a Red Blood cell is 0.00007mm.
(5) The thickness of human hair is in the range of 0.005 cm to 0.01 cm.
(6) The distance of moon from the Earth is 384,467,000 m. (approx.)
(7) The size of a plant cell is 0.00001275m.
(8) Average radius of the Sun is 695000km.
(9) Mass of propellant in a space shuttle solid rocket booster is 503600kg
(10) Thickness of a piece or paper is 0.0016cm.
(11) Diameter of a wire on a computer chip is 0.000003m.
(12) The height of Mount Everest is 8848m.
There some large number like 150,000,000,000m and some every small numbers like 0.000007m.
Identify very large and very small numbers from the above facts and write them in the adjacent table.

Text Solution

Verified by Experts

The correct Answer is:
`5xx10^(-3)"cm to " 1 xx10^(-2)`
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SWAN PUBLICATION-EXPONENTS AND POWERS -Exercise 12.2
  1. Observe the following facts : (1) The distance from the Earth to the...

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  2. Express the following numbers in standard form : 0.0000000000085

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  3. Express the following numbers in standard form : 0.00000000000942

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  4. Express the following numbers in standard form : 6020000000000000

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  5. Express the following numbers in standard form : 0.00000000837

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  6. Express the following numbers in standard form : 31860000000

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  7. Express the following numbers in usual form : 3.02 xx 10^- 6

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  8. Express the following numbers in usual form : 4.5 xx 10^4

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  9. Express the following numbers in usual form : 3 xx 10^-8

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  10. Express the following numbers in usual form : 1.0001 xx 10^9

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  11. Express the following numbers in usual form : 5.8 xx 10^12

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  12. Express the following numbers in usual form : 3.61492 xx 10^6

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  13. Express the number appearing in the following : statements in standard...

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  14. Express the number appearing in the following statements in standard f...

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  15. Express the number appearing in the following statements in standard f...

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  16. Express the number appearing in the following statements in standard f...

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  17. Express the number appearing in the following : Thickness of a thick p...

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  18. In a stack there are 5 books each of thickness 20mm and 5 paper sheets...

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