1.other uses of the archimedes screw
a. it is also can be called archimedean screw and the screw pump.




2.paper making through the ages.
a.


start: ancient egypt + travel through
times today.


include:- what was used
- the path travelled around the world
include:samarand.
-what relevant has religion to the spread and develop of paper.


what materials have been used?


when was wood pulp first used paper making in thailand paper making in new zealand.