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Extremely Hard Science Quiz Even Einstein would scratch his head!
The wreck of The Umbria lies in which sea?
Approximately how many shipwrecks lie on the bottom of the world's oceans?
Which planet shares its name with a popular chocolate bar?
Rhea is a moon of which planet?
Which planet has a "Great Dark Spot"?
Which of the following is not a greenhouse gas?
When was the element hassium discovered?
Which of these elements' chemical symbols comes first alphabetically?
In physics, which Greek letter is used to denote wavelength?
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