英文ppt---Early Humans（古人类，恐龙）.pptVIP

* * * * * * * * * * Teacher Notes: To avoid being burned, and to avoid having the lamp go out, it had to balanced carefully to hold the burning oil inside the rounded part of the spoon-like oil lamp. * * Teacher Notes: Caves with paintings in them have been found in many parts of the world. There are probably more caves to be discovered. * * Answers: Someone who gathers food growing wild, and hunts for food. A time in history when tools were made from stone Fire helped people survive. Fire was a source of heat, to stay warm in the Ice Age. Fire let them cook their food, which reduced the incident of disease. The ability to make fire allowed them to live and move about freely, in search of food and shelter, knowing they could relight a fire when needed. It was the Ice Age. They walked. Stick figures of people, well drawn animals, and stencil drawings of human hand prints No one knows. It’s a history mystery. Archaeologists have put many pieces of the past together. But there are many pieces yet to be discovered. The First Humans Hominids are the family of mankind and his or her relatives. 65 Million Years Ago Dinosaurs died out about 65 million years ago. The first human like hominids did not appear until around 3 million years ago. Thus, no matter what you may have seen in the movies, early man did not live during the same period in history as dinosaurs! 3 Million Years Ago 3 million years ago, our planet was teeming with life! There were deer, giraffes, hyenas, sheep, goats, horses, elephants, camels, beavers, cave lions, ants, termites, woolly mammoths, saber-toothed tigers, giant sharks, dogs with huge teeth, and all kinds of birds and plants and fish. Very Early Humans It was during this time that the higher primates, including apes and early man, first appeared. Their hands were different, too. Ape hands were made for climbing and clinging. Man’s hands were jointed differently, which allowed them to make and use tools. There was a difference betw