Matching Pairs Our Nation's GeographyOnline version Matching review Chapter 1 by Jeannine Gryn 1 This is the number of people in an area 2 The surroundings in which people, plants, and animals live 3 The gradual wearing away of the Earth's surface 4 The kind of weather a place has over a long time 5 Earth's seven largest landmasses 6 This is how people change the land to improve movement of goods and people 7 A region that has similar landform features 8 A group of connected mountains 9 An area of flat or rolling land covered mostly by grasses 10 The number of contiguous states 11 This natural process has worn down the Appalachian Mountains 12 This is how the climate of the Southwest differs from the climate of the Northeast 13 It is an area in which many features are similar 14 This is the reason why people modified rivers and streams 15 It is where a place is compared to other places 16 This is the relationship between Earth and the sun that causes the seasons 17 This describes states next to each other contiguous climate by digging channels continents water was used for drinking and generating electricity relative location forty-eight environment region erosion erosion It is hotter and drier prairie the change in the Earth's tilt toward the sun landform region population mountain range
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