SUPPLEMENTARY MATERIALS 



14. Early gliders 



15. The beginnings of the airship 



16. The submarine 



17. Deep sea divers 



18. The air conditioning of homes and theaters 



Great scientists you should know about 



1. Otto von Guericke 



2. Blaise Pascal 



3. Evangelista Torricelli 



4. Galileo Galilei 



5. George Westinghouse 



6. Karl W. Scheele 



7. Joseph Priestley 



8. Antoine Lavoisier 



9. Wilhelm von Helmholtz 

 10. John Tyndall 



Investigations and things to do 



1. Make a mercury barometer. 



2. Make an aneroid barometer. 



3. Build a wind vane. 



4. Make a lung capacity bottle and measure the 

 lung capacity of the members of your class. 



5. Make a self-starting siphon. 



6. Make a windmill. 



7. Make a cigar box violin. 



8. Experiment with vibrating strings. 



9. Experiment with vibrating air columns. 



10. Study the effects of varying amounts of air on 

 plants. 



11. Make a working model of the lungs. 



12. Make a scrapbook of clippings dealing with one 

 of the recent stratosphere nights. 



