A potometer, or transpirometer, is a device used to measure the rate of transpiration, or the rate of loss of water, from the leaves of a plant.d. One type of potometer design commonly used in the biology classroom is the bubble potometer, where the rate of movement of a bubble of air inside a column of water is used to measure the transpiration rate of a plant.
A sphinx is a mythical creature with the body of a lion, most often with a human head and sometimes with wings. The creature was an Egyptian invention and had a male head - human or animal; however, in ancient Greek culture the creature had the head of a woman.
Guardian of the Horizon The Sphinx of Giza is a symbol that has represented the essence of Egypt for thousands of years. Even with all of the pictures that we see of the Sphinx, nothing can really prepare you for the time that you finally see the Sphinx with your own eyes.