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Approximate Lengths
Some Approximate Lengths
| Question | Answer |
|---|---|
| Circumference of the earth | 4x10^7 |
| New York to Los Angeles | 5x10^6 |
| Distance you can drive in 1 hour | 1x10^5 |
| Altitude of jet planes | 1x10^4 |
| Distance across a college campus | 1000 |
| Length of a football field | 100 |
| Length of a class room | 10 |
| length of your arm | 1 |
| Width of a textbook | .1 |
| Length of your little fingernail | .01 |
| Diameter of a pencil lead | 1x10^-3 |
| Thickness of a sheet of paper | 1x10^-4 |
| Diameter of a dust particle | 1x10^-5 |