Critical thinking: Catastrophe!
Finish Catastrophe diagram using causes and effects of the four spheres.
Complete 3-2-1 Open book assessment on the Four Spheres.
And for your viewing pleasure.... take a look at this video and if you would like, you may submit your suggestion for a name for the Galaxy Siphonophore.
https://www.youtube.com/watch?v=exGzcKK8qFc