1. What is the most common gas in the earth's atmosphere? nitrogen
2. Which planet is the closest to the sun in our solar system? Mercury
3. What is the name of the chronic sleep disorder, characterized by an excessive urge to sleep in inappropriate times? Narcolepsy
4. The first vaccine, developed by English physician Edward Jenner in 1796, protected people against what disease? Smallpox
5. Recently researchers at Montana University have concluded that which commonly known species of dinosaur didn't exist, and was actually an adolescent Torasaurus? Triceratops
6. In June of 1983, Sally Ride became the first American woman to do what? Go into space
7. What is Scottish Scientist and Nobel laureate Alexander Fleming credited with? Discovery of Penicillin
8. Which state of matter has neither a definite shape nor a definite volume? Gas
9. It is estimated that 70-80% of the oxygen in the Earth's atmosphere is produced by what? Algae/Plankton
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