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Archaeology is the study of our human past. The evidence that archaeologists use to answer these questions is often found during excavations, or digs. The evidence can includeintrudeexpelexclude include objects like pottery, jewellery, building materials, coins, weapons and tools. Soil samples from archaeological sites can reveal information about past environments, like what kinds of plants were growngrowingkeep growinggrew growing . Features like ditches, pits, post holes and the remains of walls can help archaeologists piece downawayuptogether together what buildings looked like and what they were made of. The ways that people were buried tells us about past beliefs, and the skeletons themselves reveal information about people’s health in the past and the types of diseases and injuries that killed them. Scientific experimentsquestionsreasonsproof experiments on teeth can even show where people came from.