CUTTING IT DOWN TO NANO
Cut paper strips in half. Tape onto worksheet. Repeat.
150,000,000 nanometers: length of pencil
75,000,000 nanometers: length of a stick of gum ■ 37,500,000 nanometers 18,750,000 nanometers: diameter of a dime 9,375,000 nanometers: width of a sugar cube 4,688,000 nanometers
2,344,000 nanometers: head of a pin-
1,172,000 nanometers 586,000 nanometers
293,000 nanometers: length of a dust mite
146,000 nanometers
73,000 nanometers: width of a human hair
36,600 nanometers 18,300 nanometers
9,200 nanometers: length of a red blood cell
4,600 nanometers 2,300 nanometers
1,100 nanometers: length of bacteria-
570 nanometers: width of pits on CD-
296 nanometers 143 nanometers
72 nanometers: length of a virus-
36 nanometers 18 nanometers
9 nanometers: thickness of cell membrane
4.5 nanometers
2.2 nanometers: width of the DNA helix 1.1 nanometers: length of 10 hydrogen atoms