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Extremely Hard Science Quiz Even Einstein would scratch his head!
Who discovered the electron in 1887?
Acceleration is determined by the force acting on it and what else?
Which of these is NOT true of helium?
Skathi is a moon of which planet?
Janus is a moon of which planet?
What type of wave is sound?
Longitudinal waves show areas of compression and what else?
When was the element hassium discovered?
What is the pH value of washing soda?
Chimaera Monstrosa is more commonly known as what?
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We bet you don't know a thing about who invented these things!
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