1. What is measured using Ohms?
   Electrical resistance.
2. By what name is a polygraph better known?
   A Lie detector.
3. Which element has the symbol W?
   Tungsten.
4. Which is the softest mineral on the Mohs Scale?
   Talc.
5. Bronze is an alloy of which two metals?
   Copper and Tin.
6. Which acid was once known as "Oil of Vitriol"?
   Sulphuric Acid.
7. What are the Brinell, Rockwell and Vickers scales used to measure?
   Hardness of materials.
8. What did Joseph Lister pioneer the use of?
   Antiseptics.
9. Which gas has the formula NH3?
   Ammonia.
10. What name is given to the liberation of energy NOT requiring the presence of oxygen?
    Anaerobic.
11. By what name is solid carbon dioxide known?
    Dry Ice.
12. What is the common name for Nitrous Oxide?
    Laughing Gas.
13. Of what are the rings around Saturn composed?
    Ice.
14. What was the name of the first successful cloned sheep?
    Dolly.
15. The Mercalli scale is used for measuring what?
    Intensity of earthquakes.
16. What would you use a pyrometer to measure?
    Temperature.
17. What name is given to a compound that contains no water?
    Anhydrous.
18. What disease is caused by a defiency of Vitamin D?
    Rickets.
19. For what is the Pascal the SI unit for?
    Pressure.
20. Which element has the atomic nimber 1?
    Hydrogen.