NEED HELP WITH MY ASSIGNMENT?

Hey everyone! I'm been having a hard time with this homework. It's on science, and I can't seem to the ideas. Does anyone know this? Maybe we could brainstorm ideas ? Thanks for any help! Stuck on This Assignment! OMG, I am so stuck! I've been working on it for forever and I just can't figure it out. This topic is way over my head. Can anyon