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nikdorinn [45]
3 years ago
11

Throughout history, which of the following have blocked human settlement in North America?

Geography
1 answer:
VikaD [51]3 years ago
8 0
D all of the above because no one can build on a large mountain, a lake, or a waterway
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Science spreads throughout our lives. People have used astronomical bodies in the past for many things for many purposes. One th
Sphinxa [80]

Answer:

eclipse help in the past by telling how the climate will be and in our understanding it shows how the planet rotate for it to come and meet each others ( and sun )

hope I tried to answer the qn

7 0
3 years ago
Describe the effect of untreated wastewater on the chemical, physical and biological quality of urban streams or rivers.
aleksklad [387]

Answer:

<u>Waste water is any water that is affected by human use and is combination of all domestic, industrial and agricultural stuff</u>s.

Explanation:

  • It can be also called as the stormwater or surface runoff, or sewer infiltration. This type of water can include the domestic wastes involved in households like toilet flushes, dishwashers, washing machines, and detergents. This type of water in developing countries if often treated with septic tanks, drain fields, and onsite sewage systems.
  • Chemical or physical pollutants include heavy metals, organic and inorganic soluble matter such as urea, gases as hydrogen sulfide, various oxides and toxins of pesticides and methane.
  • Use of micropollutants like plastics, and thermal pollutants like heat energies derived from the power station and industrial manufactures. Certain biological sources of pollutants like Bacteria, Virus, and Protozoa, and parasites like organisms.
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3 0
3 years ago
1. Geologists who specifically study earthquakes are called ____________. A. seismologists C. vulcanologists B. paleontologists
vagabundo [1.1K]

Answer:

the answer is a

Explanation:

7 0
3 years ago
Describe and explain the differences between a Country, Nation, and State. Why do you believe it is important to know this diffe
Dennis_Churaev [7]

Answer:

Describing and explaining the differences between a Country, Nation, and State below in brief detailed explanation.

Explanation:

While the titles country, state, and nation are frequently utilized correspondingly, there is a variation. A-State (remark the capital "S") is a self-governing administrative entity. The term State can be used correspondingly with the country. A nation, nevertheless, is a tightly-knit collection of people who share a general culture.

4 0
3 years ago
weather forecasting based on numerical models depends on all of the following except A) energy, B) fluid dynamics C) thermodynam
frez [133]
It would be letter A which is energy. The other three are used in weather forecasting due to the fact that the atmosphere is fluid and weather and climate is caused by uneven heat from the star in our solar system which is the Sun to the Earth in which heat transfer occurs
6 0
3 years ago
Read 2 more answers
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