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zalisa [80]
4 years ago
7

What are the inital substances that were needed to form the sun

Geography
2 answers:
leva [86]4 years ago
8 0
Hydrogen, helium, and nuclear fusion
olya-2409 [2.1K]4 years ago
6 0

Answer:

Gases and the gravitational dust.

Explanation:

  • Gases like the nitrogen, carbon and oxygen and the elements like the iron and the nickel were also involved in the formation of the sun.
  • Solar nebula gave rise to the large body of the dust gas and that was flattened out to form the sun.
  • Powered by 70% of the hydrogen and 28% of the helium gases that occurred in the fusion and fission form rotation disk of the proto-star.
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How would farms and cities use up water ?​
alex41 [277]

Water is used by the farms for irrigation purpose as well as in cities it is used for other various purposes such as drinking purposes.

Explanation:

Water is used in agriculture so that crops , fruits as well as vegetables can be grown. It is also used to raise livestock. There are various uses of farm water they are as follows, for irrigation, for applying pesticides as well as while applying fertilizers, it is used for crop cooling and lastly for frost control.

Water is used by cities for various purposes such as it provides water for drinking purposes, water is used for cleaning street, watering the trees, grasses in parks.

8 0
3 years ago
What have scientists used to build a chronology of earths past
eduard
Hi,

Scientists have used rock samples to date the Earth's past. They also might use Steno's principles. 

Relative dating is the determination of the age of a rock or geological event by comparing with other rock/ geologic events. Absolute dating is a form of geologic dating that gives an actual date or age in history that the item was formed or died in years. 

Steno's principles are: 

Law of superposition - Bottom layer is the oldest, top layer of the youngest In undisturbed layers of sedimentary rock or magma.

Original horizontally - When sedimentary rock layers form, they are "created in a horizontal form.

The Principle of Lateral Continuity -<span> States that layers of sediment initially extend </span>laterally<span> in all directions.


Faith xoxo



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5 0
3 years ago
What kind of landscape is north cascades national park?
Temka [501]
North Cascades National Park is very rocky and features mountains and sneak peeks of the North Cascades Range. The mountain peaks have formed due to erosion from water and glacial ice. 
3 0
3 years ago
What is the reason why geography exploded into so many directions
Doss [256]

Answer:

<h2>THE MAIN REASON IS TECHNOLOGICAL DEVELOPMENT;DUE TO THIS</h2>

THEY IT EXPLODED!

Hope it helps

Don't hesitate to ask me for further explanation

Please I need a Brainliest

4 0
3 years ago
When the rocks are exposed,____ begins
marin [14]
When the rocks are exposed, erosion begins
3 0
3 years ago
Read 2 more answers
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