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Extremely Hard Science Quiz Even Einstein would scratch his head!
Rhea is a moon of which planet?
What is the pH value of seawater?
What is the largest sea fish?
Which sea does the European Eel spawn?
In chemistry, what is the island of stability?
Which of these does not use plasma?
Which plant is orbited by the moon of Proteus?
In 1631 Pierre Gassendi made the first telescopic observation of which planet?
What place in the ocean contains the most sea life?
Atlas is a moon of which planet?
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