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Extremely Hard Science Quiz Even Einstein would scratch his head!
Which of the following is alive?
Digits are another name for which part of the body?
Which of these is a form of formal science?
What name is given to atoms of the same element that have different atomic weights?
HCl is what sort of compound?
What is the name for a group of alligators?
A flow of electrical charge is known as a what?
Which of these is a parasitic relationship?
In the Middle Ages, all yellow gems were said to be what silicate of aluminum and fluorine, which is said to change color in the presence of poison?
Most jellyfish live less than how long?
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