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Extremely Hard Science Quiz Even Einstein would scratch his head!
Question 1
Which number group in the Periodic Table contains oxygen?
Question 2
What percentage of marine fish species inhabit coral reefs?
Question 3
Protons and neutrons have approximately the same what?
Question 4
As a solid melts what happens to the temperature?
Question 5
What name is given to a substance which reacts with an acid to form a salt plus water?
Question 6
What is the term for a molecule with both a positive and a negative charge?
Question 7
In chemistry, what is the island of stability?
Question 8
In physics, the turning effect of a force is called the what?
Question 9
The Benguela current is in which ocean?
Question 10
Which of these elements' chemical symbols comes first alphabetically?
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