The igneous rock that was described, which contains angular bits of gray volcanic rocks amidst a matrix of powdery volcanic ash and smaller rock fragments, was probably created by a volcanic eruption known as a "pyroclastic eruption" or "pyroclastic flow."
A mixture of broken rock, volcanic ash, and hot gases is released into the atmosphere during pyroclastic eruptions, which are extremely explosive volcanic events. When this mixture, also known as pyroclastic material or tephra, flows rapidly down a volcano's flanks, it significantly damages the region nearby.
The gray volcanic rock's angular shards are probably portions of pre-existing volcanic material that were broken and ejected during the eruption.
The explosive eruption also produced powdered volcanic ash and smaller rock pieces in the matrix, which stand in for the finer-grained particles that settled and collected during and after the eruption.
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Why did countries attempt to take
over the early kingdoms of
Southeast Asia?
A. high price of elephant tusks
B. use of irrigation systems
C. gain trade control
Answer:
C. Gain trade control.
In desert climates, the days are very hot and nights very cold. this is mainly because _____. there are rarely any clouds in the sky there are always clouds to trap or reflect heat to warm or cool the area desert climates are humid
Answer:
mostly because the desert is dry
Explanation:
and its not humid
Answer:
Answer:
mostly because the desert is dry
Explanation:
and its not humid
The chippewa cree, crow, and blackfeet indian reservations are all located in which u. s. state?.
Answer:
The Chippewa, Cree, Crow, and Blackfeet Indian reservations are all located in the state of Montana
Explanation:
The answer is Montana
if you were a city planner how would you use natural landscaping and purposeful and sustainable building practices to expand or improve phoenix?
Answer:
This is from a mainly landscaping point of view
I would decrease lawns and increase wildflowers mostly
Explanation:
I would also make a type of UV glass that birds percive as solid (they can see UV) to use for all my windows. You can also decrease electric use by planting trees to block the sun. I would also use native & drout tolerate plants to decrease water usage.
A rock has most likely traveled a long distance from its place of origin if it is.
A rock has most likely traveled a long distance from its place of origin if it is rounded and smooth.
What is a rock?A rock is defined as a solid substance that is composed of different minerals and crystals which has the ability to disintegrate into smaller quantities when subjected to natural or physical weathering .
During the disintegration of rocks, a round and smooth rock is easily propelled to a far distance from its place of origin but the reverse is the case for coarse rocks.
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.2 Explain ONE danger of the excessive use of fertilisers to the water environment.
Which discovery did scientists make at mid-ocean ridges that caused them to conclude that new rock was being formed by molten material
Answer: Molten material from earth's manlte wells along the crests of the ocean.
Explanation:, Hess postulated that molten material from Earth's mantle continuously wells up along the crests of the mid-ocean ridges that wind for nearly 80,000 km (50,000 miles) through all the world's oceans.
Which rock sample is most likely metamorphic rock?
Answer:
The First One
Explanation:
A metamorphic rock is any rock that has been changed physically and or chemically by forces of intense heat and pressure.
Brainstorm at least five additional effects that might result from generating electricity with coal in impoverished, developing countries.
All parts of the electricity system that affect the environment are emissions of greenhouse gases and the discharge of pollutants into water bodies.
What do you mean by electricity?Electricity refers to the flow of electrical charge.
The environmental effects include emissions of greenhouse gases, using water resources for producing steam, discharging of pollution into water bodies, generating solid wastes, and affecting the major ecosystem.
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what has caused the increase of agricultural land making it possible to feed more people
Answer:
The first aspect: The growth of agricultural land has led to deforestation (for example cow farms in Brazil or tea plantations in Southeast Asia).
The second aspect: The increase of agricultural lands has caused changes in air temperature, and climate anomalies but also the production of harmful storms (for example, in the mountainous areas of Europe, from summer 2021).
A rectangular prism has a length of 2 feet, a height of 18 feet, and a width o 20 feet. What is its volume, in cubic feet?
Answer:
720 cubic feet
Explanation:
You just have to multiply the length*width*height for the volume of a rectangular prism.
So it would be 2*20*18, which equals 720
what economic system provides individuals with the most freedom
Answer:
capitalist
Explanation:
Put them in order from youngest to oldest.
Answer:
I B F M H R
Hope this helped!
Explanation:
How innovations in agriculture led to job specialization. how did this impact early cultures?
This technique entails that community members execute various chores. Job specialization splits a community's labor into distinct tasks and allocates these jobs to various people. Job specialization results in increased competency as well as efficiency and production. As a result of the Neolithic Revolution's food surplus and population rise, job specialization developed.
Select all that apply. from your understanding, what is true about population growth? most of the future population growth will take place in developing countries. rapid population growth in developing countries is linked to poverty because so many people are competing for valuable resources. the rise of agriculture influenced population growth because a steady supply of food helped to support a growing population. disease and conflict have affected populations throughout history and will continue to do so. civil war is an inevitable result of population growth.
Answer:
B) Rapid population growth in developing countries is linked to poverty because so many people are competing for valuable resources.
C) The rise of agriculture influenced population growth because a steady supply of food helped to support a growing population. disease and conflict have affected populations throughout history and will continue to do so.
Answer:
a c d
Explanation:
The majority of people in Japan belong to a _____.
A. small upper class of aristocrats
B. highly educated middle class
C. poorly educated middle class
D. large lower class of peasants
Answer:
I think the anwser to this one is b!
how does the tectonic activity of the terrestrial planets compare with that of the gas giants?
Majority of the terrestrial planets exhibited tectonic activity while none of the gas giants have.
What is an example of terrestrial & gas planets?The terrestrial planet includes Earth and Mars that is habitable because of favorable condition while the gas planets includes Jupiter, Uranus that are not habitable because of the atmospheric condition.
However, we should understand that the terrestrial planets exhibited tectonic activity while none of the gas giants have.
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How would you describe the climate, physiography, landscape, and natural hazards of the aribian pensula
Answer: It is extremely dry and arid
Explanation: The climate of the Arabian Peninsula is extremely dry and arid. As is common in the neighboring area, the Arabian Peninsula receives very little annual rainfall. Hope this helps
If two triangles fit perfectly over top of each other, what can you say about them?
a. they are polygons.
b. they have thickness.
c. they are congruent.
What is the main limitation of using renewable energy sources?
A.
The geographical location and high cost.
B.
They are cleaner than non-renewable.
C.
They create high paying jobs everywhere.
D.
They have high environmental impacts.
Learning avout latitude and longitude, what difference can you draw betweeb them? Explore more on the topic.
As the urban heat island effect grows in a city, the city's __________ are likely to experience higher temperatures than the suburbs. a. parks and green spaces b. downtown areas c. rural areas d. surrounding farmlands please select the best answer from the choices provided. a b c d
Answer:
B.
Explanation:
I think it’s the downtown areas. I think this because, the downtown areas are more likely to have houses closer to each other. Also I live by people but I live in the suburbs because I don’t like the loud noises in h the areas were a lot of people live which is why my parents built there house in the suburbs.
negative impacts of rural urban fringe on nearby residential areas
while children worked in factories in the early 1800s where was the family if they had overwhelming debt?
Answer:
I believe that they would be on the streets or in an abandoned house
Explain the link between water scarcity and population growth.
Answer:
Larger the population, higher the (water) tension
Explanation:
The rise in population leads to higher demand for water for domestic, industrial, agricultural and municipal needs and also evacuation for waste materials. The most water scarce areas are typically those with few water resources, high population, and even higher population growth rates.
what are some common characteristics of ocean waves?
Answer:
Crest: the highest point of a wave.
Trough: the lowest point of a wave.
Height: the distance between a wave's crest and trough.
Amplitude: the distance between the crest or the trough to the still water line in between.
Period: the time between successive swell crests.
These are all the ones that I could think of, since I haven't been to the beach in years!
Explanation:
-Army
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Select the correct answer from each drop-down menu. when the value of a country’s currency falls, the currency is , so one unit of that currency can buy units of other currency.
When the value of a currency falls, the currency depreciates, hence one unit of that currency will buy fewer units of other currencies.
What is meant by the term currency?Simply put, a currency can be defined as an acceptable document for the exchange of goods and services.
In summary, a currency is a money, that is coins, paper notes, or polymer notes.
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Answer:
1. depreciating
2. fewer
Explanation:
what way was the Dust Bowl a perfect storm?
The Dust Bowl was a perfect storm because urbanization and technical advancements caused agricultural practices to shift at the same time as a drought and topsoil deteriorating in the area.
What was the Dust Bowl?A period of severe dust storms that greatly damaged the ecology and agriculture of the American and Canadian prairies during the 1930s; severe drought and a failure to apply proper farming methods caused the phenomenon.
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Hope this helps.
River deltas are
O formed by deposition
• created by seafloor spreading
• caused by the
movement of tectonic
plates
areas of infertile, rocky soil
Answer: River deltas are formed by the water depositing minerals and sediments the water erodes the mouth making it bigger, Thus creating a triangle shape.
Hope this helps have a good afternoon
brainliest would be greatly appreciated.
What part of a river has the greatest erosion.
1.) the river bottom
2.) the sides of the river
3.) the bottom of the waterfall
4.) the top of the waterfall
im not sure but i guess the sides of the river