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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 _____"?