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Extremely Hard Science Quiz Even Einstein would scratch his head!
In degrees Celsius, at what temperature does the sea start to freeze?
What is the pH value of washing soda?
What type of whale appeared in Moby Dick?
Which of these is an example of a transverse wave?
Approximately how many shipwrecks lie on the bottom of the world's oceans?
What is the smallest species of seal called?
Which of these surfaces is reflective?
Which of these is defined as a chemical substance that consists of just one type of atom?
What do chromosomes carry?
What do solar panels contain?
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