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region a group of places that have something in common
precipitation water in the form of rain, sleet, snow or hail
secondary source something made, said, written or used by someone who was not at an event when it happened
elevation the height of a place in relation to the level of the ocean
climate the pattern of weather over a long period of time
primary source something that was made, said, written, or used at an event when it happened
human resources things people build (roads, homes, schools, etc.)
natural resources something that occurs naturally on Earth (mountains, valleys, oceans, etc.)
Created by: Lucia Casini