Doctors may describe these injuries as âmildâ because concussions are usually not life threatening. Even so, the effects of a concussion can be serious. After a concussion, some people lose consciousness or are âknocked outâ for a short time, but not always â you can have a brain injury without losing consciousness. Because the brain is very complex, every brain injury is different.
It is made up of one part water with one-and-a-half to two parts cornstarch, and a bit of food color can be added. The mixture, sometimes called Oobleck in reference to a Dr. Seuss book, acts as a thick liquid when allowed to sit, but as a solid when force is applied.
1 Stir. 2  Sometimes it is easier (and more fun!) to mix the cornstarch and water with your bare hands. 3  Continue adding cornstarch and water in small amounts until you get a mixture that has the consistency of honey.n the case of the cornstarch quicksand, itâs a solid dispersed in a liquid. When you punch the cornstarch quicksand, you force the long starch molecules closer together. The impact of this force traps the water between the starch chains to form a semi-rigid structure.