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EVOLUTION – film worksheet Name: ANSWERS What is the KT boundary? A clay layer estimated to be formed 65 million years ago (mya), when the dinosaurs vanished from the fossil record How many times the worldwide nuclear arsenal is the estimated impact from the KT Asteroid? 10 x How much of all life forms is thought to have vanished from the KT asteroid impact? half In what country is the Xalu (chicks aloo) Crater thought to be responsible for the KT extinction located? Gulf of Mexico, Yucatan peninsula, Mexico How wide was the Xalu Crater? 112 miles The KT asteroid was about the size of… Mount Everest What is another theory of the extinction of the dinosaurs? Intense volcanoes poisoned the atmosphere, before the KT asteroid What was the first name given to dinosaurs? Iquanodon What was the name of the British anatomist around 1850 that termed the name ‘dinosaur’? Richard Owen What does ‘dinosaur’ mean? Terrible lizard Dinosaurs dominated life on earth for how many millions of years? 150 million years What is Yellowstone is sitting atop? An ancient volcano What did Stanley Miller make by heating and electrocuting water in a closed flask with nitrogen and sulfur gases? Life sustaining protein molecules What gas was absent in Miller’s experiment? Oxygen Where is the Burgess Shale? British Columbia What is the name of the geologic era uncovered in the Burgess Shale? Cambrian Era, 500 mya How many new species are identified in the Burgess Shale? 170 species Who was the botanist that started the taxonomic system of classification? Carl Linnaeus What is the binomial system of classification? Genus and species What was the name of the ship that Darwin sailed on? HMS Beagle What continent are the Galapagos Islands nearest? South America What was Darwin’s mechanism that made evolution work? The process of natural selection What is ‘deep time’? Millions of years of life That we are all related to everything else in nature is referred to as The Tree of Life What year did Darwin publish his book on the theory of evolution? 1859 What was his book titled? Origin of Species What was Lucy, the fossils of an ancient 3 foot female hominid, named after? The song, Lucy in the Sky with Diamonds, by the Beatles How old was Lucy estimated to be? 3.2 mya What does bipedal mean? Standing upright on 2 feet Where was Mary Leaky working when she made her discovery? Tanzania What did she discover? A pair of fossilized footprints of a bipedal hominid What was the substrate for the footprints? Ash rainwater from a volcanic eruption What does Toumai mean? Hope of Life How old was the Toumai skull? 7 mya What features are unique about the Toumai skull Ape-like cranium with teeth more human-like What are two features of Hominids? Bipedal and the inability to be bored…