Water Droplets

Finger and condensation on window were used. 

 

We wouldn't have condensation on our windows, if we didn't have oxygen.

We wouldn't have most of our oxygen, if we didn't have plankton.

We wouldn't have plankton, if our fish ate them all.

Our fish would eat them all, if we didn't have sharks to eat them and regulate the populations. 




Close-up: