_{Challenge Question! A human hair is approximately 22.059 micrometers in diameter. Express this diameter in inches. Remember, 2.54 cm = 1 inch. Note, your answer may be decimal (e.g. 0.03 m) or in scientific notation (e.g. 3.0E-2; note that "E-2" means ten raised to the -2 power).}

Guest Sep 12, 2018