A year is divided into months, weeks, and days. The geologic time scale is also

Biology

1 answer:

raketka [301]4 years ago

8 0

Answer:

Geologic time is known to be divided into four long segments which are termed as the eons. It determines the time and probable historic events which occurred in this time.

The four long segments of the eon area:

Hadean: The Hadean is the eon which predates the Archean. The Hadean eon started with the beginning of the Earth abour 4,6 million years ago.

Archean: During this eon, the Earh cooled down to support the existence of life.

Proterozoic:During this eon, more complex life began to form. This eon started about 2500 million years ago.

Phanerozoic : This is the current geologic eon with all the diversified form of life.

The Phanerozoic eon is the eon which can be recognized by the division of eras. The eras of the Phanerozoic eon are: Paleozoic, Mesozoic, and Cenozoic. Eras are further divided into periods.

You might be interested in

The (duck-billed) platypus is: a A transitional species. b A monotreme. c A recent evolutionary deviation from the mammal class

xz_007 [3.2K]

The answer is B ... i hope this helps

3 0

3 years ago

Why is reproduction essential for organisms?

Stolb23 [73]

Answer:

It helps them make more than one of a species in the Earth. Without reproduction, humans and every other living organism wouldn't be on Earth.

Explanation:

6 0

3 years ago

The characteristic "rotten egg" smell of many active volcanoes is derived from ________.

Aloiza [94]

Hydrogen sulfide gas

Volcanic gases are gases from volcanoes. These are gases trapped in the spaces between volcanic rocks. The sources of this gases are the recycled constituents of the earth mantle, assimilated constituent of earth crust and groundwater, earth atmosphere. The principal component of volcanic gases are water vapor, carbon dioxide, sulfur dioxide , hydrogen sulfide. Gases varies depending on the volcano, water vapor is the most common among the gases.

4 0

4 years ago

What are the features of common to all cell

Misha Larkins [42]

Answer:

Nucleus

Explanation:

every cell has a nucleus kind of like a factory has a ceo, does this make sense to you?

3 0

3 years ago

A cutting is taken from a red-flowered geranium and placed in water to develop roots. Once roots have grown, the new plant is pl

Bogdan [553]

Explanation:

it is (A sexual ) as the sexual reproduction involve the fusion of gametes there is no fusion of gametes which requires two plant , there is only one which produces the other one ( I hope this might help you )

6 0

3 years ago