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.
The Sphinx is a gigantic statue the size of an ocean liner with a tiny pimple for a head. Does that look right to you? If we know anything about the ancient Egyptians and their statues, we know that they always got the proportions right. In fact, we could say that they were evidently obsessed with correct proportions in everything.