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eimsori [14]
3 years ago
8

Life has existed on Earth for about 3.8 billion years despite gradual and sudden environmental changes. How do the scientific fa

ctors of sustainability help explain how life has continued to survive and evolve?
Chemistry
1 answer:
Anika [276]3 years ago
6 0

Answer:

As we all are aware that life on Earth is existed due to several environmental changes and there are several scientific factors of sustainability that support the survival and evolution of life on Earth.

<u>Scientific factors of sustainability include solar energy, chemical cycle, and biodiversity that supported life on Earth.</u> solar energy helps all organism and especially producers to gain energy and store the energy which further used in chemical cycles of transferring energy to other trophic levels.

Chemical cycle also involves the interaction of biotic and abiotic envrionment with each other that leads to environmental changes as well as organisms adapt themselves accordingly.

Biodiversity maintains the balance in the ecosystem and prevent dominancy of one organism otherwise it can lead to scarcity and organism would not be able to survive. Variation in biodiversity due to random mating  in the same species leads to evolution and produces new species of organisms.  

Hence, scientific factors of sustainability play major role in survival and evolution of life on the Earth.

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Jupiters atmosphere is mostly made of ___
erastovalidia [21]
Jupiter's atmosphere is composed predominantly of hydrogen and helium, but if you have to select any one option then we can look at the percentage of existence of these elements that would be
<span>90 percent hydrogen.
remaining 10 percent is helium 
so choose Hydrogen.</span>
3 0
3 years ago
Usually hard but brittle<br> Ionic or covalent
aleksandrvk [35]

Answer:

Ionic

Explanation:  Ionic compounds tend to be hard and brittle while covalent compounds tend to be softer and more flexible.

Hope this helped!

7 0
3 years ago
Read 2 more answers
Identify the element whose highest energy electron would have the following four quantum numbers?
ad-work [718]

C. 6, 1, 0, -1/2

Explanation:

The four quantum numbers are:

  • Principal quantum number (n): this represents the energy level in which an orbital is located.
  • Azimuthal quantum number gives the shape of the orbitals in subshells accommodating the electrons.
  • Magnetic quantum number gives the number of spatial orientations or degeneracy of the orbitals in the subshells.
  • Spin quantum number describes the spinning of an electron in either clockwise or anticlockwise directions.

To know the electron with the highest energy, we use the principal quantum number values.

n values takes whole numbers i.e n = 1,2,3,4,5,6,7.............

The higher the value, the higher the energy level.

From the given quantum numbers, C has the highest energy levels.

Learn more;

Quantum numbers brainly.com/question/9288609

#learnwithBrainly

4 0
3 years ago
Hi, May I have Chem help please? Please Keep the answer as simple as possible.
lesya [120]

Explanation:

a positively charged nucleus is surrounded by mostly empty space.

4 0
3 years ago
I know the photo trash but i need answers for the top middle and last question please :)
Firlakuza [10]

Answer:

Middle: Self heating containers are really expensive but are useful because they are easy to use, portable, and can be recycled, unlike a camp stove which is not as easily moved.

Explanation:

i neeed a better image for the first an last boo<3

6 0
2 years ago
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