fossils

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What are fossils?

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Fossils are the remains or traces of ancient living organisms preserved in rocks.

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What information can fossils provide about the past?

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Fossils can provide information about what environments were like long ago, how species have changed, and how the Earth's surface and climate have evolved.

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What is a cast fossil?

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A cast fossil is a type of fossil that forms when a mold of an organism is filled with sediment, creating a solid 3D copy.

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What is a mold fossil?

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A mold fossil is an impression left in sediment that shows the shape of an organism.

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What can scientists learn from studying fossils?

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Scientists can learn about the appearance and structures of organisms, how species have changed over time, and how the Earth's surface and climate have changed.

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What type of fossil provides evidence of past life?

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Fossils provide scientific evidence of past life.

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What type of organism might a fish fossil come from?

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A fish fossil likely comes from a fish.

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What is the significance of studying fossils?

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Studying fossils helps scientists understand the history of life on Earth and how different species are related.

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What are trace fossils?

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Trace fossils are fossils that record the activity of organisms, such as footprints or burrows.

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What is petrification?

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Petrification is the process by which organic material becomes fossilized through the replacement of its original material with minerals.