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Extremely Hard Science Quiz Even Einstein would scratch his head!
What is the largest sea fish?
The first technical submarine was built in Germany in which year?
Which planet has a "Great Dark Spot"?
If you press Control and the letter V while using a Windows application, what will happen?
Iapetus is a moon of which planet?
In what era did dinosaurs live?
The gravity on the moon is what fraction of the gravity on Earth?
Pan is a moon of which planet?
Approximately how many shipwrecks lie on the bottom of the world's oceans?
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