EARTH QUIZTest Your Knowledge Of The Earth With These QuizzesEarth Online Quiz for Kids and Adults #1. What is the diameter of Earth? 40,000 KM 12,000 KM 12,742 KM 13,742 KM Work Harder#2. What is the age of Earth? 6000 Years 4,500,000,000 Years 12,000 Years 4,000,000,000 Years 5,000,000,000 Years Work Harder#3. Despite being at more temperature which one of these layers of earth is a solid? Earth Crust Outer Core Mantle Inner Core Work Harder Previous FinishResultsWell Done. You Are Roaring Like A LionKeep Working. Slow & Steady Wins The Race START NEW
