a. Liquid will not stay hot for a long time ( problem)

b. we stated by brainstorming separately than made one brain storm together. after that we made a all paper prototype and stared to make a final product but got a last second idea for another one so me and my parter split up on that once we tested we found that the first idea worked better but the second was a lot more removable and neater than the first but perseved heat worse. 

heat persever                                                                                   the neat

 

 

c.

c. cup insulators insulate  liquid in the cup better than non.

e. the totel loss of the first insulator was 12.5 the secound was 15.1 and with out it was 20.9 this was all over ten minutes.

r. cup insulators contain heat.

I am proud that we were able to make two insators and we were able to have one that was very neat and one that perseved heat well.

the hardest thing was that we had very little time