Layers of sedimentary rock discovered closer on the floor of Earth are younger and fashioned a lot more recently. Levels of sedimentary rock observed deeper in Earth are older and shaped much longer back. Likewise, fossils located in these distinct levels of sedimentary rock will help researchers estimate the age https://emiliofqacy.blog-gold.com/33368907/not-known-facts-about-types-of-rocks-activities-for-third-grade