1) An area of flat or rolling land covered mostly with grasses and wildflowers a) Prairie b) Great lakes c) tornado d) drought e) Ore 2) A funnel-shaped, spinning windstorm a) prairie b) Great Lakes c) tornado d) drought 3) a long period of time with little or no rain a) The Great Plains b) drought c) the lake effect d) ore 4) a rock that has one or more kinds of minerals a) The Great Plains b) drought c) the lake effect d) Ore 5) large rafts made of boards tied together a) steamboats b) migration c) flatboats d) industrial economy 6) the movement of people from one place to another a) stockyard b) migration c) flatboats d) assembly line 7) a boat powered by a steam engine a) steamboats b) flatboats c) entrepreneur d) assembly line 8) people who start new businesses a) stockyard b) mass production c) entrepreneur d) migration 9) a place where livestock is bought, sold, and held before shipment a) industrial economy b) steamboat c) assembly line d) stockyard 10) a line of workers along which a product moves as it put together one step at a time a) industrial economy b) assembly line c) entrepreneur d) stockyard 11) a product is made more quickly and cheaply by using machines a) mass production b) assembly line c) industrial economy d) flatboats 12) goods are made by machines and in factories a) assembly line b) ore c) tornado d) industrial economy

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