Spelling List 17

Grade 5 1. force 2. gravity 3. compression 4. tension 5. structure 6. rigid 7. flexible 8. resist 9. predict 10. observation 11. external 12. internal 13. reduce 14. increase Grade 6 1. flight 2. aerodynamics 3. fuselage 4. gravity 5. hovercraft 6. elevator 7. propeller 8. pressure 9. pitch 10. yaw 11. aileron 12. helicopter 13. rudder 14. thrust 15. payload 16. parachute