1. Propulsion MST @ MSU 2006 Jeff Rhoads and Terry Ballinger

2. What is Propulsion?

3. The science of propelling (pushing) an object forward The science of propelling (pushing) an object forward

4. What is Propulsion? Fuel Mechanical Motion The science of propelling (pushing) an object forward The science of propelling (pushing) an object forward The Process

5. Propulsion Systems Internal Combustion Engines Internal Combustion Engines Steam Engines Steam Engines Electric Motors Electric Motors Nuclear Propulsion Nuclear Propulsion Jet Propulsion Jet Propulsion …

6. Propulsion Systems Internal Combustion Engines Internal Combustion Engines Steam Engines Steam Engines Electric Motors Electric Motors Nuclear Propulsion Nuclear Propulsion Jet Propulsion Jet Propulsion … Most relevant to today’s activity.

7. Internal Combustion Engines

8. How it Works

9. Steam Engines

10. How it Works

11. Nuclear Propulsion How it Works

12. Nuclear Propulsion

13. Jet Propulsion Involves the of a through (from) an engine Involves the acceleration of a fluid through (from) an engine What does this do?

14. Jet Propulsion Involves the of a through (from) an engine Involves the acceleration of a fluid through (from) an engine Produces Thrust

15. Jet Propulsion Oxygen Fuel Combustion Rocket Engine (Outer Space) Thrust

16. Jet Propulsion Oxygen Fuel Combustion Oxygen Turbojet (High Altitudes) Thrust Fuel

17. Cool Movies

18. Jet Blast

19. Cool Movies Rocket Launch

20. Today’s Activity

21. CO 2 Propelled Boat Objective Create a CO 2 propelled boat that travels the greatest distance in the minimum amount of time.

22. Materials Other Materials Baking soda Vinegar Clear plastic tape Pennies Graduated cylinders Exact-o Knifes

23. Today’s Activity CO 2 Propelled Boat Objective Create a CO 2 propelled boat that travels the greatest distance in the minimum amount of time. Mechanical Motion Propulsion Fuel

24. Today’s Activity CO 2 Propelled Boat Objective Create a CO 2 propelled boat that travels the greatest distance in the minimum amount of time. Mechanical Motion Propulsion Fuel Baking Soda and Vinegar

25. The “Combustion” Process

28. Design Considerations Best ratio of baking soda to vinegar Best ratio of baking soda to vinegar (How can you systematically optimize it?) Method to seal the reaction chamber without mixing the baking soda and vinegar Method to seal the reaction chamber without mixing the baking soda and vinegar Size/placement of exhaust hole(s) for CO 2 to escape Size/placement of exhaust hole(s) for CO 2 to escape Appropriate weight and its distribution Appropriate weight and its distribution