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Fantom [35]
2 years ago
11

Why does the land around a once active coal mine remain barren?

Biology
1 answer:
Temka [501]2 years ago
8 0

Hello!!

The answer is A. Toxic nitrous oxides were releassed into the soil killing all plants

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Manifestations of osteoarthritis include ( Select all that apply.) nodules on joints of the hands. crepitus with joint movement.
fiasKO [112]

Answer:

All options are correct, that is, they would all be correct for osteoarthritis.

This disease is characterized by being very painful at the joint level, it is degenerative, and mobility decreases over time.

Explanation:

Osteoarthritis is a pathology that is based on the fegenerative destruction of the joints, generating edema and loss of function, that is why it is pain.

The pain is very intense and very marked, that is why it is treated with immunosuppressive drugs and analgesics. (In addition to kinesiology and physiotherapy).

This disease decreases the functional unit and the joint space, generating possible ankylosis, pseudoarthrosis, elimination of lubricating fluid from joints and nodular structures. These nodular structures tend to be more common in the hands and are called by professionals as "drum fingers".

5 0
3 years ago
Identify one air pollutant released from the combustion of coal.
skelet666 [1.2K]

Answer:

Air and noise pollution can occur both indoors and outdoors. They can have natural sources or be released from anthropogenic sources. Scientists have found different ways to reduce the amount of sulfur dioxide released from coal-burning power plants. ... another option is to wash the coal to remove some of the sulfur.

Explanation:

Sulfur Dioxide

6 0
2 years ago
Is it true that a deficiency of a trace mineral is just as damaging to your health as a deficiency of a major mineral?
Hatshy [7]
Yes as both play a vital role in your body
4 0
3 years ago
Equal masses of granite, iron, copper, and lead are placed in sunlight. Based on specific heat, which material will warm up the
levacccp [35]

Answer:

Lead

Explanation:

The material that will warm up the fastest would be<u> lead.</u>

<em>The specific heat capacity of a substance is the amount of heat required to raise the temperature of a unit of the substance by one degree. The higher the specific heat capacity of a substance, the higher the amount of heat required to raise the temperature of the substance and vice versa.</em>

The specific heat capacity (in J/g °C) of granite, iron, copper, and lead are as follows:

Granite - 0.790

Iron    - 0.450

Copper - 0.385

Lead - 0.129

From the table, <u>lead has the lowest specific heat capacity, hence, it will be the fastest to get warmed when equal masses of all the substances are placed in the sunlight.</u>

3 0
3 years ago
Hunter-gatherer societies had the benefit of _____.
aniked [119]
A. knowledge of the enviroment.
5 0
3 years ago
Read 2 more answers
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