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Extremely Hard Science Quiz Even Einstein would scratch his head!

Question 1
How many electrons does carbon have in its outer shell?
Question 2
What is the atomic mass of oxygen?
Question 3
What year was the first transatlantic fibre-optic cable laid?
Question 4
Which planet is the smallest of the "Gas giants"?
Question 5
In degrees Celsius, at what temperature does the sea start to freeze?
Question 6
What is the smallest species of seal called?
Question 7
What is Hg the chemical symbol for?
Question 8
A group of jellyfish is called what?
Question 9
Egptian Priests labelled which planet "Her Desher"?
Question 10
Complete the name of a famous feature on Mercury "The Caloris _____"?
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