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castortr0y [4]
2 years ago
13

How does the hardness of coal affect how it works in fuel? (Mohs Hardness Scale)

Geography
1 answer:
Anna [14]2 years ago
3 0

Answer:In a coal deposit, which is heating up the concentration of hydrocarbons, together with the concentrations of carbon monoxide and hydrogen, increase, followed by an increase in temperature, and decrease as the temperature decreases

Explanation:

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7. A porphyritic texture indicates that an igneous rock had
masha68 [24]

Answer:

extrusive rocks.

Explanation:

When an igneous rock contains large crystals of minerals surrounded by the fine grained or glassy material (set in a matrix of glassy part).The texture is known as Porphyritic texture and the large crystals are known as Phenocrystals and the fine grained or glassy part is called as Ground mass.

When this Porphyritic texture showing igneous rocks are known as Porphyrites. The texture is largely found in volcanic and hypabassal rocks so these rocks are the extrusive rocks.

4 0
3 years ago
What was the purpouse of both the truman doctrine and the marshall plan was to
Rina8888 [55]

Answer:

The purpose of both the Truman Doctrine and Marshall Plan were to curb the spread of Communism.

Explanation:

The Truman Doctrine was an American foreign policy which stated purpose was to contain Soviet geopolitical expansion during the cold war.

The Marshall Plan was a Economic recovery plan to help recover Western Europe's devastated economy after WW2, and was only available to non-communist nations

3 0
3 years ago
What can remote sensing help us do
Ne4ueva [31]

Answer:

it helps researchers sense things on earth. they are usually on aircraft or in a satellite.

Explanation:

it collects data from a different level detecting the energy from the earth. this energy comes naturally from the earth's surface. it even most commonly picks up reflected sun light (which is also a source of radiation)

7 0
3 years ago
The particular animals of given geographic region are called its
Naddika [18.5K]
Fauna. 
Fauna means animal life.
4 0
3 years ago
Read 2 more answers
What insight can geography provide regarding the unity and division that pervades the contemporary world?
Lelechka [254]
The international division of labor - specialization of individual countries in the production of certain products.The international division of labor based on the differences between the countries in the natural and climatic conditions, geographical location, natural resources and energy sources.At the same time the world united in a single trade and economic system that allows you to share the most products with each other.

3 0
3 years ago
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