SCIENCE
1.	Who first argued that the world was not flat?
2.	Which metal is the best conductor of electricity?
3.	The binary system of numbers uses which two numerical digits?
4.	Which scientist was born in Germany in 1879, became a Swiss citizen in 1901 and later became a US citizen in 1940?
5.	Which temperature has the same value in both centigrade and farenheit?
6.	Which planet in the Solar System is closest in size to Earth?
7.	What is the sum of the internal angles in a hexagon?
8.	What do the initials "PVC" stand for?
9.	What is an Ishihara test used for?
10.	What is the most common blood type in humans?
Tie Break	What is the atomic number of the element Californium?