Unit Three Study Guide Social Studies Name __________________ Test date _______________ Income – money that people earn Goods – things that people make or grow Services – jobs that people do to help others Tax – money collected by a government Taxes pay for services and equipment Sales tax is an extra amount of money paid for an item which goes to the government Factory – a building where goods are produced Compass rose – shows north, south, east, and west directions on a map. Some compasses also show northeast, northwest, southeast, and southwest. Route – a way to get from one place to another Trade – to buy, sell, or exchange goods Transportation – a way of moving goods or people from place to place Examples: bus, car, train, subway, plane Barter – exchanging goods or services without using money Needs – things people/animals must have to live Shelter Water Food Clothing Oxygen Wants – things people would like to have Snickers Toys Automobiles Video games Be prepared to name several service workers.