1. Text pages 10-25

2. Pennsylvania is located in the northeastern part of the U.S.

3. The United States is on the North American continent.

4. Pennsylvania is bordered by six states: New York, New Jersey, Delaware, Maryland, West Virginia, and Ohio.

5. Pennsylvania is nicknamed the Keystone State.

6. A keystone is the stone at the top of an arch that supports the other stones.

7. In the original 13 colonies, Pennsylvania was in the middle like a keystone.

8. Over half of Pennsylvania is covered by forests.

9. All of Pennsylvania’s mountains are part of the Appalachian Mountains.

10. Lake Erie borders Pennsylvania’s northeast corner.

11. There are several important rivers in Pennsylvania: Delaware, Susquehanna, Monongahela, Allegheny, and Ohio.

12. Huge amounts of freight can flow out of Pennsylvania by moving it by boat down the Ohio River which is a tributary of the Mississippi River.

13. Natural resources are materials found in nature that people can use. Soil Water Trees

14. Sandstone found in Monroe county is used to make glass.

15. Limestone found in Pennsylvania is used to make building stone and cement.

16. Vegetation may vary in different locations.

17. Hardwoods (oak, ash, elm, maple, and hickory) grow well in valleys and lowlands.

18. Softwoods (white pine and hemlock) grow in mountainous areas.

19. There are many different kinds of habitats in Pennsylvania that provide homes for a multitude of animals.