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Extremely Hard Science Quiz Even Einstein would scratch his head!
Which of the following is not a greenhouse gas?
Which planet is referred to as being Cronian?
The sea creature named 'Slippery Dick' is a what?
When was the element bohrium discovered?
Which of these is NOT an organic compound?
If you press Control and the letter V while using a Windows application, what will happen?
What is the pH value of apple juice?
Which of these metals can be added to gold to make 'white gold'?
Rhea is a moon of which planet?
Protons and neutrons have approximately the same what?
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Extremely Hard History Quiz, most people score only 3 out of 10.
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General knowledge quiz
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Who sang these songs from the 20s?