Which of the following is the most abundant element in the universe? (2020)

Which of the following is the most abundant element in the universe? (2020)

Step 1: Understand what 'abundant' means. It refers to how much of something exists compared to everything else.
Step 2: Learn about the elements in the universe. Elements are the basic building blocks of matter.
Step 3: Identify the most common elements in the universe. The main elements are hydrogen, helium, and others.
Step 4: Find out the percentage of each element. Hydrogen makes up about 75% of the universe's elemental mass.
Step 5: Conclude that since hydrogen is the largest percentage, it is the most abundant element in the universe.

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