Scales

• Macroscopic:


  Observable with naked eye

  ( 1mm & larger)
• Microscopic:


  Observable using an optical microscope

  1 micrometre- 1mm
• Nanoscale:


  1nm- 100nm
• What are atomic diameters measured in?


  M, Picometre (pm) & Angstrom
• How to go from mm to metres?


  Divide by 1000
• How to go from micrometres to metres?

  Divide by 1,000,000

  1 x 10(-6)
• How to go from nm to metres?

  Divide by 1000000000

  1 x 10(-9)