2. There are 180,000 of these per square cm in this photograph Transistors

3. What type of microscopy was used for this 1,000,000,000X magnification on a Si surface? Scanning Tunneling Microscopy

4. What are these dendritic structures? Tin Crystals

5. Much of the Internet travels over material such as this. What is it? Optic Fiber

6. What are these highly magnified bands from? Magnetic Tape

7. What do the colors show at the ends of this crack in a plastic sheet? Stress marks. Illustrated with polarized light.

8. What important substance is made in these structures? ATP