Multiple choice general knowledge

What is the most common metal found on Earth?

  1. Aluminium

  2. Iron

  3. Copper

  4. Gold
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Iron is the most abundant metal on Earth, making up about 35% of Earth's total mass and about 5% of Earth's crust. While aluminum is more abundant in the Earth's crust, iron is more abundant overall when considering the entire planet, including the core. Copper and gold are much rarer.

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