What is the most abundant element in Earth's crust?

Oxygen is the predominant element in Earth's crust, making up over 46% of it's mass.

4 of 11 people (36.36%) answered this question correctly.

0 of 54 questions completed

Dashboard

Your Coins: 0

World Coin Count: 1090

Product	Value	Cost
Life	Buy lives to help pass the quiz.	1 x 50 Coins