10 answers, 2:00 on the clock. Type an element and it locks in the moment it matches, no Enter needed. Solve as many as you can; time is the tiebreak.
By mass, a few elements make up most of the rock beneath our feet. Name the ten most abundant in the crust.
About this quiz
By mass, a few elements make up most of the rock beneath our feet. Name the ten most abundant in the crust.
Name them all: answers count in any order, and you have the clock to get as many as you can.
Filed under Science & Nature with 10 answers to get and 2:00 on the clock. Free to play, no sign up needed, and your score goes on the leaderboard.
Source: Wikipedia: Abundance of elements in Earth's crust
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