assignment

I attended a lecture in my school. I will mention two subjects that the lecture covered and i need two pages for these two subjects.

 

1-The first page should talk about these things and mention that on this one full page that i attended the presentation to write about what i learned and these the topics that the presenter talked about :-

 

chargeable metal ion batteries for energy storage, battery history, battery components, why battery technology so far behind , how battery works, different materials ( lightning ion,nickle cadmium, lead acid ) lithinmion background, magnesium, EMF series 

 

2-The second page should talk about these things and mention that on this one full page that i attended the presentation to write about what i learned and these the topics that the presenter talked about :-

 

Goddard rockets- first to use turbo pump, pump housing,pellets turbines, German A-4(v-2) , first medium rang ballistic missile , A-4 ( v- 2 )materials ,German A-4 construction, A-4 combustion chamber turbo pump, reaction motors , rocket engines , first tubular nozzles. 

 

 

You can find these information from Google so you can just search and find :)

 

 

on page each subject so the total is going to be two pages :) !