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Extremely Hard Science Quiz Even Einstein would scratch his head!
Electron configuration was first conceived by which model?
Where does this symbolism come from?
What are the building blocks of matter called?
How many people in Alaska are wounded annually by moose?
Who discovered the electron in 1887?
Jadarite is a borosilicate with sodium, lithium and fluorine, which happens to be the formula given to what imaginary substance in Superman Returns?
Typically, a non-metallic element will be which of these things?
What do we call the machine that helps control the heart muscle's regularity?
Which constellation are the stars Castor and Pollux in?
Neptune is smaller than which planet?
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