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Extremely Hard Science Quiz Even Einstein would scratch his head!
How many moons orbit Mars?
Who many species of seahorses are there?
Which creature lays the largest eggs?
CO2 is the chemical formula for which gas?
In physics, the turning effect of a force is called the what?
Who discovered the electron in 1887?
Pan is a moon of which planet?
How many electrons does carbon have in its outer shell?
What type of wave is sound?
All dinosaurs lived where?
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