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15 Cards in this Set
- Front
- Back
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remains
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what is left of a dead plant or animal
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oxygen
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an invisible gas in the air that humans and animals breathe to live
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third
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one of three parts
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centuries
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100-year groups of time
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collects
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gathers or builds up
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contact
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to meet
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modern
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new
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emerald
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green in color
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sprout
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to begin to grow
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beyond
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past
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shivered
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shook or trembled
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preserves
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places that are safe or protected from harm
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clear
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remove things from a place
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tribes
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groups of people who are related
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extinct
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no longer living
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