1 inch = 2.54 centimeters = 25.4 millimeters
1 foot = 0.305 meter = 30.48 centimeters
1 yard = 0.9144 meter
1 mile = 1.61 kilometers = 5,280 feet
1 kilometer = 1,000 meters = 0.6214 mile
1 meter = 100 centimeters = 1,000 millimeters
1 meter = 3.28 feet
1 centimeter = 0.3937 inch = 10 millimeters
1 millimeter = 0.039 inch = 0.1 centimeter
1 micron = 10-4 centimeter = 10 meter
10-6 meter
= 1 micrometer