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Geologists divide Earth's history into supereons (there's only one, the precambrian), supereons are divided into eons (there are four), eons are divided into eras, eras are divided into periods (Periods may be the most common divisions you read about. The Jurassic is a period), periods are divided into epochs, epochs are divided into ages.
After the first era (the Cryptic) The various divisions are mostly determined buy the emergence of some form of life.
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Why do geologists and biologists refer to the same time scale when describing events in earth's ancient history?
Because these time periods had been pre recorded down before as soid proof to support that these events during the time periods had actually happened, this is why they both use them, its basically the international time scale used. Scienece homework? lol
What is the Ancient Argos form of government?
Ancient Argos had a monarchy. A monarchy is a form of government with only one ruler.
When were the Ancient Times?
As you might imagine, there isn't an exact definition, but generally Ancient History is taken to be from the start of written history - around 5,500 BCE, until the early middle-ages (or Late Antiquity) - around 400 - 500CE.
Historical background of hospitality industry in ancient periods?
Thanks for your answer...see you next time.
What is the differences between Spartans and athenians in ancient rome?
Sparta was a Greek city-state that was known for it's army they went into battles and won, Athens was also a Greek city-state but it was known for being a good place for trade kids even went to school. Ancient Roman empire and Ancient Greece were in different time periods.
Is the term used to designate the transition phase between regular menstrual periods and no periods at all?
Yes, it is called love.
How would you rewrite the following sentence to make it true Geologists subdivide period starts into eras?
Geologists subdivide geological periods into eras.
What is the difference between ancient India and the ancient indus valley civilizations?
Well they lived in different time periods they had a different way of doing things and building things.
How is a tyrant different from ancient Greece then today?
Well, that would be hard to compare, because two different lifestyles from two different time periods are not remotely the same.
The term is used to designate the transition phase between regular menstrual periods and no periods at all?
Peri-menopause is the term used before menstrual periods end. The transition between peri-menopause and pre menopause when estrogen begins stopping the menstrual periods.
Why do geologists and biologists refer to the same time scale when describing events in earth's ancient history?
Because these time periods had been pre recorded down before as soid proof to support that these events during the time periods had actually happened, this is why they both use them, its basically the international time scale used. Scienece homework? lol
What term is used to designate the transition phase between regular menstrual periods and no periods?
The whole process is about 28 days but in between periods it is about (depending on the woman or girl) 21-27 days of not being on a period
What are some similarities between ancient Rome and the US?
Nome. We are talking about totally different historical periods separated by 1,200 years and totally different societies.
What is the Ancient Argos form of government?
Ancient Argos had a monarchy. A monarchy is a form of government with only one ruler.
The middle ages link the ancient and prehistoric periods?
No
What term is used to designate the transition phase between regular mentraul periods and no periods at all?
This could mean menopause - this is the phase where a woman stops ovulating, and thus stopps menstruating - typically this occurs between ages 45-55.
When were the Ancient Times?
As you might imagine, there isn't an exact definition, but generally Ancient History is taken to be from the start of written history - around 5,500 BCE, until the early middle-ages (or Late Antiquity) - around 400 - 500CE.
