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Extremely Hard Science Quiz Even Einstein would scratch his head!
What is the atomic mass of oxygen?
Longitudinal waves show areas of compression and what else?
If you press Control and the letter V while using a Windows application, what will happen?
Epoch J2000 refers to which planet?
The Barreleye fish is also known as what?
What is the oldest a seahorse can live?
Which of the following is not a greenhouse gas?
In 1693 Giovanni Zupi observed that which planet actually orbited the sun?
Pan is a moon of which planet?
Approximately how many shipwrecks lie on the bottom of the world's oceans?
We selected 3 interesting quizzes for you
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Who sang these famous pop songs?
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We bet you don't know a thing about who invented these things!
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Extremely hard mixed knowledge quiz, how many did you answer correctly?