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How many meters is 12 nanometers?
1nm = 10 ^ (- 9)
12 nm = 12 * 10 ^ (- 9) M = 1.2 * 10 ^ (- 8) M
How many 0.1nm is equal to 1mm?
10 to the 7th power
How to measure the diameter of a hair?
If you wrap your hair around a pencil, it's not that long
Use micrometer, screw micrometer
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- 8. The volume of the earth is 9.05x10 cubic kilometers, the radius of the sun is the second power of the earth's 10, the volume of the sun!
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- 15. Odd times even equals? Why
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