What is responsible for the difference between the time the moon takes to go through a complete set of phases and the time it takes to complete one complete revolution of the earth?

The earths size, axis rotation and location to the sun

bacteria – a word that often brings out a sense of uneasiness in most of us are, in fact, one of the earliest forms of life. it can be quite unnerving to know that there are bacteria all over your skin, hair, and even inside the body. but only a few species of bacteria are dangerous. the majority of bacteria are good, and without them, life on earth wouldn’t be possible. let’s learn more about how are bacteria essential for you to survive.