correct. The geological time scale is divided up and organized according to what life forms existed on earth. So basically yes.
Fossil.
Here's an example to demonstrate the length of time that human beings have existed when compared to the time from Earth's formation:Observe the length of your arm from your shoulder to your fingertips. This will represent geologic time; the time from the formation of the Earth. Run a fingernail file across the end of the fingernail of your longest finger. You have just erased the period of time in which Homo sapiens has existed.
The supercontinent was called Pangea.
Pangaea.
It has always existed!
The Missouri territory was organized in 1812 and existed until 1821.
bacteria
Since the creation of the world.
Fossil.
Hominids have existed for about 2.5% of geological time, which dates back to around 4.4 billion years. The earliest hominids emerged around 6-7 million years ago, while Earth has been around for about 4.5 billion years.
Amtrak was organized May 1, 1971.
The Bering Straits land bridge existed due to the geological effects on the land masses at each side of the strait.
No, fossils are the remaining traces of a plant or animal matter that existed in a past geological age. Physics is the study of all aspects of the interactions between energy and matter.
town workers with the skills were organized into guildsmanufacturing took place in some townssome towns existed during the middle ages
According to the Thesaurus there are none. === "existed" works in some cases, Example; A bad odor was in the room == A bad odor existed in the room.
The Federalist party no longer existed in 1973.
Ben Franklin organized the first all volunteer fire company. Various insurance companies maintained fire companies that responded only to fires in their client's houses, and they may have existed before Franklin's volunteer force.