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Extremely Hard Science Quiz Even Einstein would scratch his head!
To the human eye objects are magnified by how much underwater?
Which of these elements' chemical symbols comes first alphabetically?
Longitudinal waves show areas of compression and what else?
What is the atomic mass of oxygen?
The Benguela current is in which ocean?
Most jellyfish live less than how long?
As a solid melts what happens to the temperature?
The anal fin can be found where on a fish?
Who many species of seahorses are there?
What is the largest sea fish?
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