Learning is more fun when you don’t realize you’re being taught. That is the philosophy behind our Science Trivia. On one hand you’re testing your knowledge base in a completely stress-free environment, and on the other you could walk away with a better understanding of the subjects discussed. Wait - you’re already a master of science? Well that pleases us also. TriviaQN is all about presenting trivia that can enjoyed by participants on all levels!
Hypoglycemia is low blood sugar, which is the body's main source of energy.
Ozone, also known as trioxygen, is an inorganic molecule. It is a pale blue gas with a pungent smell.
Answer: A perfect number.
You might also think of a perfect number as a number that is half the sum of all of its positive divisors, including itself! This definition is at least 2300 years old as it appears in Euclid's "Elements".
People with O- blood can give blood to anyone. The other blood types can only donate to certain people depending on their blood type. For example, if you are AB+ you can only donate to other AB+ blood types, but you can receive blood from anyone.
Of course, as time passes, the smallest Erdős number that can still be achieved will necessarily increase, as mathematicians with low Erdős numbers die and become unavailable for collaboration.