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.
Large statues have been constructed since ancient times. The Great Sphinx, built by the ancient Egyptians of the Old Kingdom, is 20 meter (66.34) high and is still one of the biggest statues in the world. Over the past 30 years the world has seen the construction of ever taller and bigger statues.