The answer would be a. All these things pollute the air, and evaporate into the air, so when rain falls, it is acid rain. :)
Natural causes of acid rain include volcano emissions, lightning, and microbial processes, which release sulfur dioxide and nitrogen oxides that react to form acids. The main anthropogenic source is the combustion of fossil fuels, releasing sulfur dioxide and nitrogen oxides. The scientific consensus suggests that acid rain is majorly caused by human activities, especially emissions from coal-burning power plants.
Explanation:Natural Causes of Acid RainThe natural causes of acid rain are phenomena that contribute to the formation of acidic compounds in the atmosphere without human intervention. Key natural sources include volcano emissions, which release sulfur dioxide and other gases; lightning, which generates nitrogen oxides through atmospheric reactions; and microbial processes in soil and wetlands, which can release various gases that convert to acids in the atmosphere. These natural emissions can lead to the formation of sulfuric acid and nitric acid when they react with water, oxygen, and other chemicals in the air.
By contrast, anthropogenic, or human-caused, factors leading to acid rain primarily involve the combustion of fossil fuels. When coal, oil, and gas are burned, they release sulfur dioxide (SO2) and nitrogen oxides (NOx) into the atmosphere. These pollutants can travel long distances before reacting with atmospheric water and oxygen to form acid rain, impacting ecosystems and structures, as evidenced by the damage to monuments like the Lincoln Memorial.
Understanding the distinction between natural and anthropogenic sources is important for addressing environmental issues such as acid rain. It is also worth noting that the scientific consensus indicates that the majority of acid rain is due to human activities, particularly from sulfur dioxide released from coal-burning power plants.
Most of the people in Latin America can trace their ancestry back to the following THREE groups.
Native American
European
Australian
Asian
American
African
Answer:
European, African, Native American
Explanation:
This is because of the history of the region. The Europeans during their exploration (remember Christopher Columbus?) discovered this new continent and settled down. Farming was their main economic activity at the time. Because they needed cheap labor, they engaged in slavery by importing slaves from Africa to work on the farms. The interaction between the two races is attributed to the current race in South America. Native Americans due to their close proximity have also interacted with the races in these regions.
Answer:
European, African, Native American
Explanation:
This is because of the history of the region. The Europeans during their exploration (remember Christopher Columbus?) discovered this new continent and settled down. Farming was their main economic activity at the time. Because they needed cheap labor, they engaged in slavery by importing slaves from Africa to work on the farms. The interaction between the two races is attributed to the current race in South America. Native Americans due to their close proximity have also interacted with the races in these regions.
Select the correct answer from each drop-down menu.
ABCD is a parallelogram.
m∠x =
°
m∠y =
°
m∠z =
°
Answers:
m∠x = 63°
m∠y =45°
m∠z = 72°
I hope this helps! :)
MXQOWKDJWIOAODKCKW9 MY TEACHER GAVE ME AN EXTRA 10 MIN TO ANSWER THIS ONE QUESTION LOL
Billy is walking up an escalator that travels downward. Billy climbs stairs at a speed of r meters per second and the escalator moves at a speed of v meters per second. Billy walks up an escalator that is 8 meters long in 15 seconds. Which equation represents this information?
The equation representing Billy's situation is [tex]\( \frac{8}{r+v} = 15 \)[/tex], where ( r ) is Billy's walking speed and ( v ) is the escalator speed.
Explanation:Let's break down the problem. Billy is walking up an escalator that is moving downward. The length of the escalator is 8 meters, and he covers this distance in 15 seconds. The combined speed at which Billy is moving upward against the escalator's downward motion is ( r + v ) meters per second.
We can use the formula [tex]\( \text{speed} = \frac{\text{distance}}{\text{time}} \)[/tex] to express Billy's effective speed as [tex]\( \frac{8}{15} \)[/tex] meters per second. The effective speed is the sum of Billy's walking speed ( r ) and the escalator's speed ( v ), so we can write the equation as \( r + v = \frac{8}{15} \).
To find the time it takes for Billy to cover the 8-meter length, we use the formula [tex]\( \text{time} = \frac{\text{distance}}{\text{speed}} \)[/tex]. Substituting in the values, we get [tex]\( 15 = \frac{8}{r+v} \).[/tex]
This equation reflects the relationship between Billy's walking speed, the escalator's speed, and the time it takes for him to climb the escalator. Solving for ( r+v ) gives [tex]\( r+v = \frac{8}{15} \)[/tex], and this equation captures the essence of the problem. In this context, the equation is a representation of the dynamic between Billy's speed and the escalator's speed as he ascends.
One country that did not spread its religious beliefs across Southeast Asia was _____.
A. Arabia
B. Vietnam
C. India
D. China
D. China
D. Is the best answer
What negative effect occurs when there is a decrease in air quality?
faster evaporation of water in the soil
the drying out of fertile land, resulting in dust bowls
the melting of glaciers and polar ice caps
increased illnesses that result in a decrease in population
The negatives effect that can be attributed to decrease in air quality is D: increased illnesses that result in a decrease in population.
Air quality can be regarded as the measurement the cleanliness or how polluted the air is. It is very essential to monitor the air quality because polluted air can have a negative effect on our health by causing illnesses, it can cause Catterh and other respiratory disease.Therefore, option D is correct.
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Answer:
its d
Explanation:
Which of the following effects would not likely result from enacting a free trade agreement? A. Imports would increase. B. Exports would increase. C. Prices of goods would decrease. D. Quotas and tariffs would increase. Please select the best answer from the choices provided.
Answer:
Option D.
Explanation:
Quotas and tariffs would increase, is the right answer.
A free trade agreement indicates the agreement between two or more nations or countries that facilitates the import and export of commodities without restrictions. Under the free trade agreement, the countries involved in an agreement to sell or buy goods and services across the international border. The primary motive of this agreement is to increase export and import among member nations. A free trade agreement will result in all of the given options except D.
The effects that would not likely result from enacting a free trade agreement is D. Quotas and tariffs would increase. option D is correct
What is in free trade agreement?Two or more countries reach an agreement on a range of topics in a free trade agreement (FTA), including investor protections, intellectual property rights, and obligations affecting trade in goods and services.
A free-trade agreement can as well be considered as the treaty, however when we were considering international law, this helps in creating a free-trade zone between cooperating states. The two types of trade agreements are bilateral and multilateral. Hence Quotas and tariffs would undoubtedly rise as a result of the implementation of a free trade agreement.
Therefore, option D is correct
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The amount of runoff that occurs in an area depends on which factors? Check all that apply.
land use
the water table
amount of rainfall
amount of vegetation
amount of nutrients in soil
Answer:
The amount of runoff that occurs in an area depends on which factors? Select three options.
A) land use
C) amount of rainfall
D) amount of vegetation
Help please!!
Considering these facts, what do these places have in common?
A) They are all major metropolitan areas.
B) They are all areas without mass transit.
C) They are all located in the northeastern United States.
D) They are all located on the west coast of the United States.
The answers I believe would be a. Because it is the only one related to the time it takes that would make sense. Hope this helps! Have a great day!
Hydropower _____.
uses the energy of moving water
is a nonrenewable energy source
releases toxins, like nitrogen oxide
depends on time of day and time of y
What happens to the density of the layers as you move from the crust to the inner core? Which layer is the densest?
Pressure from the Arabian Plate pressing against the Eurasian Plate created
a mountains in Iraq and Oman.
b fold traps in the African Plate. (wrong)
c the Tigris and Euphrates Rivers. (also wrong)
d a broad valley along the shores of the Red Sea.
How much change would you get for a purchase of $7.67 if you paid with a $20 bill.
You would get 12.33 in change.
To give all Mongolians access to the Internet, the government plans to _____.
A. To give computers to all nomads
B. Use wireless technology
C. Install telephone lines
D. Move all Mongolians to cities
ANSWER:
To give all Mongolians access to the Internet, the government plans to use wireless technology.
EXPLANATION:
Wireless technology here defined the gadgets which can be worked in a wire free environment. It is a gadget which are free from wires. With the help of wireless devices people will be able to connect from one place to another. These wireless technology works through waves which are RF and IR waves. Three section of Wireless connections are WAN, LAN PAN.Which type of material becomes molten rock at subduction zones? Light plates, heavy plates, continental crust, or new oceanic crust
Ring shaped islands called atolls _____.
A. surround an inner lagoon
B. are surrounded by lagoons
C. are a type of high island
D. are only found in Polynesia
(Gradpoint)
An atoll is when the island forms mostly around reefs, therefore creating lagoons. The correct answer would be A
Atolls, which are ring-shaped islands, encircle an inner lagoon. They are created over time as corals grow towards the surface as islands sink. Atolls are primarily seen in tropical and subtropical oceans but not only in Polynesia.
Explanation:Ring shaped islands, commonly known as atolls, surround an inner lagoon. The formation of atolls is the result of corals growing in shallow waters around islands. As the islands sink over time, the corals continue to grow towards the surface, creating a lagoon within their ring-like structure. Despite being primarily found in the tropical and subtropical oceans, these atolls are not only restricted to Polynesia. So, the correct answer to this question is option A- surrounds an inner lagoon.
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The analysis of the ________________ of elements in meteorites located by scientists convinced astronomers that the origin of the solar system can be traced back to 4.6 billion years ago.
Meteorites' ages provide insights into the origin of the solar system, showing it dates back 4.6 billion years. They reveal details about the early planetary system's formation processes.
Explanation:The analysis of the ages of elements in meteorites located by scientists convinced astronomers that the origin of the solar system can be traced back to 4.6 billion years ago. Meteorites provide crucial insights into the early history of our solar system based on their ages and compositions, giving scientists valuable information about the formation of planetary systems.
Primitive meteorites, with radioactive ages near 4.5 billion years, are considered the unaltered building blocks of the planetary system. These meteorites offer a window into the past, showing that planets formed and their crusts cooled shortly after the beginning of the solar system approximately 4.5 billion years ago.
By studying meteorites and cosmic dust, astronomers can understand the processes that led to the formation of the solar system, providing invaluable data for unraveling the mysteries of our cosmic origins.
In rural North Africa, it is not unusual to see _____ in the fields.
modern tractors and reapers
wooden plows pulled by camels
people working in midday
After reading about the question, the answer is likely C "people working in midday "
North Africa since 2000, has been rising in modern technological use this has both helped their economy and increase farm yield.It's not rare to see people working in midday, but since I don't have a information source my guess is likely that the answer is C.
In rural North Africa, it is not unusual to see the wooden plows being pulled by camels in the fields.
Answer: Option B
Explanation:
North African rural areas have been technologically adept since the beginning of this millennia and hence it is a usual fact to see wooden plows.The different tribal groups and rural people specialized themselves with animal rearing as well as in crop production, leading to no use of animal ploughing.Also, they do not own working animal potential and hence it is unusual to see. So, the wooden plows being pulled by camels are a rare activity to be seen in the field of rural North Africa.if CAT = DOG, then A is congruent to which if the following?
A.DOG
B.OGD
C.DGO
The answer is DOG. (if CAT = DOG) then the middle letter would be congruent to each other. Let me know if i'm wrong
What was unusual about Hong Kong’s political status in the twentieth century?
A. It became a sovereign nation in 1949 when thousands of Chinese fled
Communist rule in mainland China.
B. It was jointly governed by Great Britain and China.
C. It was culturally a part of China but was being governed by Taiwan.
D. It was leased to the British until 1997, when it became part of China again.
(Gradpoint)
Answer:
D. It was leased to the British until 1997, when it became part of China again.
Explanation:
Hong Kong or officially the Hong Kong Special Administrative Region, is a special region of China that has existed since July 1997.
China ceded the island of Hong Kong to the United Kingdom in 1842 after the First Opium War. Subsequently, the English annexed the neighboring Kowloon peninsula and the many smaller islands around the colony, which in treaty were leased for 99 years, which could be renewed for an equal period. The colonial apparatus will make Hong Kong an impressive development for the next 150 years or so as an outpost of the British Far East empire, becoming a major business and commercial hub.
Scientists find trilobites during a routine dig. Trilobites were common in the Paleozoic Era (540 to 245 million years ago) and went extinct during the late Permian period (248 million years ago). On another site, the scientists find ammonites. Ammonites lived during the Mesozoic Era (245 to 65 million years ago) and are not found after that period. What can be concluded about the rock layers? Choose all that apply.
The rock layers must have formed at the same time because they both contain biozones.
The rock layers must have formed at different times because they contain two different biozones.
The rock layer containing the trilobites must have formed before the one containing the ammonites.
The rock layer containing the trilobites must have formed after the one containing the ammonites.
The answer is; The rock layers must have formed at different times because they contain two different biozones
The rock layer with amniotes formed later after the rock layer with trilobites. This is beaus the former layer is younger in age than the latter layer. The ages of rocks is determined by absolute dating.
Answer:
The rock layers must have formed at the same time because they both contain bio-zones.
Explanation:
Trilobites are the extinct marine arthropods form an earlier know group of fossils and they have flourished through the lower Paleozoic era and during the Devonian periods, all of these trilobites were dried out. And ammonites are a molluscan animal that appeared in shell shapes in the Devonian periods and got extinct in Paleogene extinction. The fossil records of the trilobites show that they originated in present-day Siberia, and the ammonites lived in the open seas and thus were found in the rocks that were found in the bottom-dwelling conditions.Fossilization:
(A) needs oxygen to occur
(B) requires protection from scavengers
(C) can only occur in the ocean
(D) is more common in sand than in mud
Hi! I believe your answer is "requires protection from scavengers." I hope this helps you! Good luck and have a great day. ❤️✨
La Niña tends to lead to drier, warmer weather in the southern United States, which causes drought in Texas. Which of these is likely to occur in Texas during El Niño?
A) A decreased chance of floodingAnswer:
B) Above average rainfall
Explanation:
The Southern Oscillation, also known as El Nino, brings in significant changes of the weather on all areas that are affected by it. Texas is also affected by El Nino, and that is manifested in milder temperatures and increased precipitation.
La Nina and El Nino have the total opposite effect on the weather conditions of Texas. While La Nina brings in warmer and drier weather conditions, El Nino actually brings in milder weather and much more rainfall.
Texas in general is semi arid. The temperatures are mild in winter and high in summer, with the rainfall mostly being absent for most of the year, and the majority of it falling intensively and seasonally. When El Nino is active though, Texas receives much more rainfall, making its temperatures lower in the process as well.
This is actually welcomed by the Texans, as the increased rainfall is good for the agriculture. The people are happy as well that they have lower temperatures for some time, so they are experiencing extremely high and unbearable temperatures.
Above average rainfall is the correct answer
Seasonal variation on Earth is due to the A) revolution of Earth on its axis. B) elliptical path the Sun takes around the Earth. C) tilt of the Earth's axis of rotation. D) distance of Earth from the sun at any given time.
Answer:
the correct answee is C.
Explanation:
proof read
Near the unexcavated tomb of Qin Shi Huangdi—who had proclaimed himself first emperor of China in 221 B.C.—lay an extraordinary underground treasure: an entire army of life-size terra cotta soldiers and horses, interred for more than 2,000 years.
Theses soldiers were said to be made after each person whose purpose was to protect the emperor in his afterlife. So that he could rule in the afterlife with his army of terracotta soldiers and horses all made out of terracotta clay it took around 40 years for this to be made Qin Shi Huangdi was 13 when he got the throne later then he set to work for his army to be made it was about 98 square kilometers (38 square miles) the soldiers were place to that there was still room for the tomb when he died his body was put in the back part then the soldiers were placed the terracotta soldiers also had weapons to make them look more real but sadly theres were looted it or they rotted away but 40,000 bronze items of weaponry have been recovered,
This included swords,, spears, battle-axes,, shields, crossbows, and crossbow triggers. Most of the recovered items are arrowheads there were more that were found
Please help!
If Earth was not tilted on its axis, what changes would you expect to see in the seasons?
Summer would last much longer than winter.
Winter would last much longer than summer.
Temperatures in summer and winter would be more extreme.
Temperatures in summer and winter would be very similar.
If the Earth weren't tilted on its axis, there would be no seasons. And humanity would suffer. When a Mars-size object collided with Earth 4.5 billion years ago, it knocked off a chunk that would become the moon. It also tilted Earth sideways a bit, so that our planet now orbits the sun on a slant. so the seasons would be similer.
Hope This Helps! :)
D is correct. Edge. Thanks to who commented it.
What was the name of the post manufaturing region in iniana michigan ohio and pennsylvania
The "Rust Belt" of the manufacturing heartland of the nation
Which statement about the Potato Famine is not true? About one million Irish died from starvation and disease. The English provided enough help to save most Irish people. About two million Irish emigrated due to the famine. The potato blight destroyed the main food source of the Irish.
The Answer is:
The English provided enough help to save most Irish people
Answer:
Two million people emigrated as a result of the Irish potato famine.
The ___ formed along a series of fault and stretches north form Mozambique into Syria and the Middle East
A.) great Rift Valley
B.)atlas mountain range
C.) nile river
D.)shale
I believe the answer would be A. Great Rift Valley. Hope this helps!
Final answer:
The answer is A) Great Rift Valley, a series of geological formations resulting from the movement of the Somalian and Nubian tectonic plates, extending from Mozambique to the Middle East.
Explanation:
The correct answer to the question is A) Great Rift Valley. The Great Rift Valley is a geologic phenomenon that extends from Mozambique in the south to Syria and the Middle East in the north. This vast geographical feature is formed by the movement and splitting of tectonic plates, specifically the African Plate, which is dividing into the Somalian Plate and the Nubian Plate. The separation of these plates creates the Eastern Rift and the Western Rift, both of which are parts of the Great Rift Valley. The Western Rift is known for its deepwater lakes and high-elevation mountain ranges, such as the Rwenzori Mountains and the Virunga Mountains.
Additionally, the Great Rift Valley is responsible for the formation of several bodies of water along its course. These include deepwater lakes such as Lake Tanganyika, which is the second-largest and second-deepest freshwater lake in the world.
Overall, the Great Rift Valley is a significant geographical feature that provides insightful evidence of tectonic activity and has a profound effect on the landscape and biodiversity of Eastern Africa.
After the floodwaters went down the farmers were left with a layer of dark Silt mud
If this is true or false its "true"