1. With the chemical symbol Ar, what is the third most common gas in the Earth's atmosphere
   
2. An electromagnet is a type of magnet  whose magnetic field  is produced by the flow of electric current  and the magnetic field disappears when the current ceases - true or false
3. What is the name of the antivirus software and computer security  company headquartered in Santa Clara, California
4. Isaac Newton introduced the concept of moment of inertia, which is is a measure of an object's resistance to changes to its rotation  - True or False
5. What is the name of the stone used to grind  and hone  the edges of knives and steel tools - a) Whetstones  b) Drystones  c) Softstones  d) Hardstones
6. Considered a SI derived unit, what name is given to the angle  subtended  at the center of a circle  by an arc  that is equal in length to the radius  of the circle
7. Wen Jiabao is the Premier of which country - a) Singapore b) Malaysia  c) China  d) Thailand 
8. The Gotthard Base Tunnel has just become the longest in the world at what length a) 35.4 miles  b) 29.45 miles  c) 38.45 miles d) 43.45 miles
9. Beginning with the letter "D", what name is given to substances that have a strong affinity  for moisture  and will absorb relatively large amounts of water  from the atmosphere  if exposed to it and will form a liquid  solution
10. What name is given to a machine tool used to machine solid metals.  Typically it is either vertical or horizontal.  This machine moves the workpiece radially against the rotating cutter
    
     
    

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1) Argon  2) True  3) What is the name of the antivirus software and computer security  company headquartered in Santa Clara, California  4) False, The concept was introduced by Leonhard Euler  in his book Theoria motus corporum solidorum seu rigidorum in 1765  5) a) Whetstones  6) Radian  7) c) China  8) a) 35.4 miles (56.958 km)  9) Deliquescent  10) A Milling Machine