Name Chapter 1 Study Guide Test is on __________________ Fill In the Blanks: 1. Earth’s largest land areas are called . 2. Pennsylvania is located in the and hemispheres. 3. Pennsylvania’s southern neighbors include , and 4. . is Pennsylvania’s western border state. 5. The eastern slope of the Allegheny Plateau is called . 6. Rachel Carson mainly wrote about 7. . crosses the middle of Pennsylvania from southwest to northeast. 8. Water pollution is most commonly caused by: , 9. and is a natural resource used to make cement. 10. A natural resource in Pennsylvania that is used to make glass is called . 11. The 12. The flows through the middle of Pennsylvania. forms the eastern boundary of Pennsylvania. 13. The Pennsylvania. River is in the western part of Define the following: 1. tributary 2. pesticide 3. conserve 4. keystone 5. gorge 6. elevation 7. climate Short Answer: How do Pennsylvania’s rivers and lakes make the state a center of transportation and business? Why is Pennsylvania called the Keystone State?