everyday science MCQ #5078

In the composition of the Earth, aluminum is:

everyday science MCQ #5078

  1. Question 1

    Q1. In the composition of the Earth, aluminum is:

    • A) 14.50 percent
    • B) 8.23 percent
    • C) 2 percent
    • D) 2.70 percent

    Answer: 8.23 percent

    Explanation: Aluminum is the third most abundant element in Earth's crust and the most abundant metal, making up approximately 8.23% of the crust by mass.