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PA History Chapter 1
Chapter 1 Review
| Fuel | Nonrenewable, found in the ground |
| Tributary | a small river that flows into a larger river |
| Environment | the surroundings in which people, animals, plants live |
| Precipitation | the moisture that falls to the ground; rain, sleet, snow, hail |
| River Systems of PA | Delaware, Susquehanna, Ohio |
| Geography | the study of the Earth and all the different things on it |
| Valley | a low patch of land between hills |
| Hurricane | a violent storm with very strong winds and heavy rains |
| Tornado | a swirling funnel of wind that moves quickly |
| Pollution | when people carelessly use resources |
| Landform | a shape that makes up Earth's surface |
| Elevation | higher elevations are colder than lower elevations |
| Weather | condition of the air at a certain time and place |
| Climate | the pattern of weather over many years |
| Plateau | large flat landform that rises sharply above the land |
| People | PA's most important resource |
| Harrisburg | PA's state capital |
| Delaware River | river that forms the eastern border of PA |
| Appalachian Mountains | oldest mountain chain in the world |
| Allegheny Mountains | mountain chain that lines the eastern edge of a large plateau in western PA |
| Renewable Resource | type of natural resource that can be replaced |
| Forests, Soil, Water | Renewable Resources |
| Recycling & Conservation | help save our natural resources and keep them from being used up |