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Extremely Hard Science Quiz Even Einstein would scratch his head!
Which planet has a moon named Amalthea?
Complete the name of a famous feature on Mercury "The Caloris _____"?
Janus is a moon of which planet?
Dogs' unique relationship with humans mean they are referred to as man's best what?
What do chromosomes carry?
What is the oldest a seahorse can live?
What percentage of marine fish species inhabit coral reefs?
The first technical submarine was built in Germany in which year?
The Cassini-Huygens probe was sent to visit which planet?
Which planet has a day which lasts the equivalent of 176 Earth Days?
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Everybody likes music, but how much do you know about it?
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Movies Quiz
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Who sang these songs from the 20s?