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What is the average density of the Earth? (2020)

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Question: What is the average density of the Earth? (2020)

Options:

  1. 2.5 g/cm³
  2. 5.5 g/cm³
  3. 7.5 g/cm³
  4. 9.5 g/cm³

Correct Answer: 5.5 g/cm³

Exam Year: 2020

Solution: 

The average density of the Earth is about 5.5 g/cm³, which is higher than the density of the crust.

What is the average density of the Earth? (2020)

Practice Questions

Q1
What is the average density of the Earth? (2020)
  1. 2.5 g/cm³
  2. 5.5 g/cm³
  3. 7.5 g/cm³
  4. 9.5 g/cm³

Questions & Step-by-Step Solutions

What is the average density of the Earth? (2020)
  • Step 1: Understand what density means. Density is how much mass is in a certain volume.
  • Step 2: Know that the average density of the Earth is calculated by taking the total mass of the Earth and dividing it by its total volume.
  • Step 3: The average density of the Earth is approximately 5.5 grams per cubic centimeter (g/cm³).
  • Step 4: Compare this density to the density of the Earth's crust, which is lower than 5.5 g/cm³.
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