Answer:
B. Marine organisms.
Explanation:
The four factors that influence ocean currents are winds, water density (the amount of salt in water and its temperature), the ocean bottom topography and the rotation of the Earth (it creates two currents, one clockwise in the Northern Hemisphere and one counter-clockwise in the Southern Hemisphere). Marine organisms, plants or animals, are not counted as a factor that affects currents.
Answer:
Most of the world's major cities were built on or around areas of freshwater. Our ancestors chose to settle near these areas as rivers were a means of supplying drinking water for their families and beasts, as a food supply, used for irrigating crops and as a means of transport in order to aid commerce.
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Answer:
1. earliest evidence of liquid water
2. oldest rock sample
3. first chemical signature of life
4. first cratons
5. oldest undisputed fossils
Explanation:
Earliest evidence of liquid water (4.40 Ga)
Oldest rock sample (4.03 Ga)
First chemical signature of life (3.8 Ga)
The first cratons (3.2 to 2.7 Ga)
Oldest undisputed fossils (3.2 Ga)
<span>The
Milky Way is a elliptical galaxy. Galaxy,
by definition, is an arrangement composing of stars, planets, gasses and
everything more that can be seen in the space. There are three types of
galaxies and they are elliptical, spiral and irregular. Spherical could be
applicable as elliptical if you got to choose only one on the choices above.
Example of spiral galaxy is the Milky Way galaxy where our Solar system is
currently located according to the scientists</span>
<h2>Pull factors are the reason why groups of people move to a particular place.</h2>
Explanation:
Those factors that attract group of people to leave their home and move to a particular destination is called as Pull factors.
Better job, culture, political, climatic and more financial opportunities, and the desire to get a better life are the reasons to attract people into new place.
The ideas and realizations about a particular places may not be always correct, but the strong pull factors forces the individual to move to a new destination.
After the retirement, many elderly people look for warm weather, peaceful and comfortable places to spend their rest of the life. These ideal places are referred as pull factors.
