A body cavity is any fluid-filled space in a multicellular organism other than those of vessels (such as blood vessels and lymph vessels). The term usually refers to the space located between an animal âs outer covering (epidermis), and the outer lining of the gut cavity, where internal organs develop.
Both men and women in ancient Egypt wore makeup. Some researchers think that a reason that everyone wore makeup in ancient Egypt was that they thought it helped protect them from the gods Ra and Horus. Egyptians also used cosmetics for their alleged healing powers. They lined their eyes with black eyeliner.
First we specify a common property among things (this word will be defined later) and then we gather up all the things that have this common property. For example, the items you wear: shoes, socks, hat, shirt, pants, and so on. I'm sure you could come up with at least a hundred. This is known as a set.