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卡片总数: 1 张•内容版本: v4•公开卡包•更新时间: 8/1/2026
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正面 (问题)
Sedimentary rocks are formed by one layer of rock being added on top of another, over and over again. What does the Law of Superposition tell us about the ages of the rock layers and fossils in sedimentary rocks?
背面 (解答)
The Law of Superposition explains the oldest rock layers and fossils are on the bottom and the younger rock layers and fossils are on the top.