Natural selection, Organisms with the most beneficial traits are more likely to survive and reproduce., Evolution, the gradual change over time, Charles Darwin, a scientist created the theory that evolution happens by natural selection, Offspring, Another word for an animal's young ('children')., Traits, Characteristics, like hair and eye color, that are passed on to offspring., Extinction, the dying out of a species, Fossils, remains or imprints of a once living organisms found in rock layers, Lamarck, Scientist who believed characteristics inherited during organisms lifetime were passed on, Adaptation, A trait that helps an organism survive and reproduce, Radiometric dating, determining the age of a fossil based on how much radioactive material it contains, Relative dating, determining if one rock/layer is older or younger than another, without knowing their specific age

YT Evolution ESL

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