Having Fun With Demos

Mass Karo Syrup Water Salt Water Soda
Before        
After        

1.    Which set-up increased the most?

2.    Which set-up decreased the most?

3.    What was the purpose of emerging the egg in vinegar?

4.    Why did the egg "bubble" in the vinegar?

 

Mass   "Ear" in Water "Ear" in salt water
Before      
After      

1.    Which set-up increased the most?

2.    Which set-up decreased the most?

 

Time to Write:

Include the following:

   Purpose of "Ear" demo.

   Responding and manipulative variables in the "Ear" demo

   Conclusion :Include results

                    Include the following terms in your support: selectively permeable membrane,

                    osmosis, diffusion, higher to lower concentration, cell membrane

    Did the results make sense to you? Why/why not.  Relate to a concept that you knew.