They could have a char once a fortnight for a scrub-down and the heavy washing. The Combined Maze May Sinclair In an hour I had landed twelve trout and char, weighing 10Â½ lb. Sport in Vancouver and Newfoundland John Rogers In this light they were considered by the parliament in the 25 char.
The geologic time scale that represents the longest time span is  the eon. It is a unit of time that is equal to a billion years.
The geologic time scale is broken up into larger and smaller subdivisions, which help us get a better sense of how historical events fit together. So, in this lesson, we're going to learn how the time scale was created and how its major subdivisions fit together to tell the story of Earth's history.