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BaLLatris [955]
4 years ago
12

Which is not a common nonmetallic mineral? Sodium,aggregate, garnet, or limestone?

Biology
2 answers:
Sonja [21]4 years ago
6 0

the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group. sodium i think.

White raven [17]4 years ago
5 0

Answer: sodium

Explanation:

Non-metallic minerals are the minerals which contain non-metals. Like non-metals these minerals do not exhibit luster and they break off easily. Examples of non-metallic minerals include limestone, aggregate, and garnate.

Sodium is an alkali metal, which is highly reactive and silver white in color.

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Which term is used to describe a fact that has always been observed true but could at some future time not be observed as true.A
kotegsom [21]

<u>Answer:</u>

Theory is used to describe a fact that has always been observed true but could at some future time not be observed as true.

Option: (B)

<u>Explanation:</u>

  • Hypothesis is a guess that is based upon the observation. Hypothesis is an idea that might occur in future but doesn’t fall in present theory.
  • Generally hypothesis is not based upon facts and also they aren’t proved. Interpreting certain fact is theory.
  • Theories are only the explanation of something but facts is observable.
  • Theory is something like a concept or idea that is observed to be true at present may fail in near future.
  • Law is absolute and true. Generally, they are represented by mathematical expression or equation.
  • For example, Newton's law, Law of gravity, Law of thermodynamics.
4 0
3 years ago
Net production efficiency (NPE) is defined as the product of 100 and the quotient of net consumer productivity and assimilation.
lutik1710 [3]

Answer:

The assimilation of the primary consumer is 5000 kcal/m2/yr, option C.

Explanation:

From the information in the question, the Net Production Efficiency, NPE can be calculated using 100Cp/AS.

Where CP is the consumer productivity and AS is the Assimilation.

Therefore, 20 = 100 x 1000/AS

AS = 100,000/20 = 5000 kcal/m2/yr. Option C.

8 0
3 years ago
An example of a(n) is the brain, spinal cord, and nerves working together.
adelina 88 [10]

Answer:

system

Explanation:

An example of an organ system is the brain, spinal cord, and nerves working together.

<em>A system is a level of organization in living organisms in which body organs work together to perform similar functions. The organ system represents the highest level of body organization as opposed to organ, tissue, and cell level of organization.</em>

The cell is the smallest unit of organization of the body of living organisms. At the tissue level, cells aggregate together to perform similar functions while at the organ level, similar tissues come together to perform somewhat similar roles in the body of organisms.

<u>The brain, spinal cord, and nerves each represent an organ. When these work together in the body of organisms, the level of organization is described as organ systems or simply systems. </u>

8 0
3 years ago
How long did it take to stop the flow of oil from the Deepwater Horizon incident?
Fantom [35]
It took BP 87 days to stop the flow of oil they monitor it for 48 hours to make sure it was going to hold
4 0
3 years ago
Compared to absolute dating, what is a disadvantage of relative dating?
kotegsom [21]

Answer:

Its B

Explanation:

I took the quiz and choose A, but It was wrong, and the correct answer was B... You're welcome :D

7 0
3 years ago
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