Answer:
c) A subduction boundary
Explanation:
The subduction zones occur at places where two plates form a convergent plate boundary, and one of the plates is subducting below the other plate. As one of the plate is moving below the other plate, there's lot of stress and adjustments going in the crust, resulting in numerous cracks all along the plate boundary. The magma from the astenosphere manages to get up and comes out on the surface. Some of the magma will not be able to reach out of the water, while some will be able to, and the ones that manage to get above the water are creating volcanic islands. As this is happening all along the boundary, there will be a chain of lot of volcanic islands, but also volcanoes rising on the land as well, which will create volcanic mountain ranges as well. We can see this perfectly well at the ''Ring of Fire'', as we have lot of volcanic islands, and lot of volcanic mountain ranges in close proximity to the subduction zones.
* In India, there are 3 types of railway gauges
- broad, metre and narrow. Sometimes, broad
gauge lines are indicated as double track or
single track. On the double track, trains ply
on two sets of railway lines at all times while
on single tracks trains ply only on one set of
railway lines at regulated intervals. In
Q. what do you by "regulates intervald"
: Intervald : thats for this one
Final answer:
In Indian railways, 'regulated intervals' refers to the pre-set schedules that trains follow on single tracks to avoid collisions and ensure smooth transit. This system requires precise timing and controlled train movements, a practice that has evolved to meet the demands of safety and efficiency on the railways.
Explanation:
In India, there are three types of railway gauges: broad, metre, and narrow. When broad gauge lines are referred to as double track, it means trains can ply on two sets of railway lines at all times, allowing for continuous traffic flow in both directions. Conversely, on single tracks, trains ply only on one set of railway lines at regulated intervals. Regulated intervals refer to the predetermined schedules or timings that are strictly followed to manage and coordinate the movement of trains on the same track to avoid collisions and ensure smooth transit. This system necessitates precise timing and the use of signals or communication systems to control train movements, as there may not be an alternative track available for the opposite direction or for another train to pass simultaneously.
The rise of the railroads, including the complexities of managing single tracks with regulated intervals, underscored the importance of fixed schedules and precise timing, a change that was fundamental in how time was measured and communicated, especially after the synchronization of time was instituted on November 18, 1883, to aid in the coordination of train schedules. This transformation was not only crucial for the safety and efficiency of the railways but also played a vital role in the broader societal adaptation to standardized time. India's vast and historically rich railway system is the fifth largest in the world, demonstrating the country's substantial progress and its impact on connecting various regions, carrying millions of passengers, and fostering economic activity.
what do many middle eastern countries import?
Agricultural products. Hope this helps
Answer:
Many Middle Eastern countries mainly import machinery, mechanical appliances and electrical equipment.
Explanation:
The Middle Eastern countries are known to all to be the major exporters of crude oil. The imports done by these countries mainly are in the categories of machinery, mechanical appliances and electrical equipment. The Middle Eastern countries import most of their machinery from the United States, Japan, South Korea and China. The imports in the category of mechanical appliances come from the United States, Germany, Japan. Electrical equipment is imported mainly from China, South Korea and Japan.A region has a high pressure system, and then a low pressure system moves
in. What is the best prediction about the weather from this information?
A. Hot
B. Stormy
C. Clear
D. Cold
Answer:
B. Stormy
Explanation:
In a region with a high pressure system that later changes to a low pressure system, there shall be experienced stormy weather.
This prediction comes from the fact that low pressure systems are set to experience warm moist air that brings about stormy weather with strong winds.
The temperatures of the air is warm but disturbing due to the presence of the above mentioned strong winds.
Answer:
Clear
Explanation:
If it is __________ in the Northern Hemisphere, then it must be __________ in the Southern Hemisphere.
Answer:
summer - winter... or vice versa
Explanation:
The seasons on the two opposite hemispheres are opposite to each other. When the Northern Hemisphere experiences summer, the Southern experiences winter, and when the Norther Hemisphere experiences winter, the Southern Hemisphere experiences summer. The reason why the seasons are opposite on the two hemispheres is the tilting of the Earth. In one part of the year, the tilting of the Earth exposes the Northern Hemisphere more to the sun, thus it is heated more and it it summer there, while the Southern Hemisphere is tilted away from the sun, so it receives less heat, so it is winter there. The opposite happens in the other part of the year, as the Southern Hemisphere is the one that is more exposed to the sun and experiences summer, while the Northern Hemisphere is tilted away from the sun so it experiences winter.
To test the hypothesis that plants grow faster in green light, a student set up 3 of the same type of plants. She placed the first plant under a green light, the second plant under a regular light bulb, and the third plant under a red light.
What is the independent variable in this experiment?
A.
pot size
B.
light color
C.
plant type
D.
amount of water
Final answer:
The independent variable in the plant growth experiment is light color. Light color is the variable being changed to test its effect on plant growth with blue light likely promoting the most growth, followed by red, and then green, due to the absorption properties of chlorophyll.
Explanation:
The independent variable in this experiment is B. light color. This is the variable that the student is intentionally changing across the three plants to test its effect on plant growth. The other options, such as pot size, plant type, and amount of water are kept constant to ensure that they do not affect the outcome of the experiment and can be considered as controlled variables.
Considering the effects of different light colors on plant growth, particularly concerning chlorophyll a and chlorophyll b, which are the two main types of chlorophyll used in photosynthesis, the predicted order of the plants from most growth to least growth would be: blue light, red light, and finally green light. This is because chlorophyll absorbs light most efficiently in the blue and red regions of the spectrum and least efficiently in the green region.
When one area of the world is economically affected by a natural disaster in another country, what is this called?
Economic interconnectedness means that a natural disaster in one country can lead to environmental disturbances that affect the global economy, altering supply and demand and impacting economies worldwide.
Explanation:When one area of the world is economically affected by a natural disaster in another country, this phenomenon is often referred to in social studies as an environmental disturbance or more broadly as the interconnectedness of the global economy. For instance, economies focused on farming and fishing may experience direct impacts from an environmental event like El Niño, leading to issues like crop failures or reduced yield in fisheries. However, such events can have a cascading effect on global markets, affecting supply and demand worldwide, influencing prices and availability of goods and services far beyond the point of origin. Indeed, the merging of regional economies has meant that nations are increasingly dependent on one another, making any environmental disturbance a matter that can impact economies on a global scale.
Final answer:
Natural disasters causing economic impacts in other regions are known as cascading consequences.
Explanation:
When one area of the world is economically affected by a natural disaster in another country, it is called cascading consequences. These consequences can impact people, organizations, and the economy through various means such as unemployment, business failures, disruptions of the food supply chain, and rising social problems in struggling communities. When one area of the world is economically affected by a natural disaster in another country, this phenomenon is often referred to as cascading consequences. These consequences can be both direct, such as destroyed infrastructure and loss of life, and indirect like financial losses, unemployment, and disruptions in the supply chain. An illustrative example is the impact of natural disasters on economically vulnerable states, where tangible assets and human capital can be destroyed, reducing production capacity and destabilizing economies that were not directly hit by the disasters.
please please .....i need help
Answer:
Batholiths
Explanation:
Geysers, Shield volcanos, and lava plateaus have to break through an extrusive paltform while Bathliths do not. Hope I helped! Sorry if it's wrong, this is what my answer was and it was right so, it might be different for you!
The answer is D. Geysers
Absolute-age dating techniques can be used to determine the age of which of these? Select all that apply.
A. Earth
B. some rocks
C. some fossils
D. substances made entirely of Pb-206
E. substances made entirely of Ar-40
The answer is B and C
the correct answer is option a, b and c. Absolute-age dating techniques can determine the age of Earth, some rocks, and some fossils using isotopes such as uranium-238 and potassium-40. However, substances made entirely of Pb-206 or Ar-40 are not suitable for these methods. Examples include uranium-lead and potassium-argon dating techniques.
Absolute-age dating techniques can be used to determine the age of certain materials based on the radioactive decay of isotopes. Here are the appropriate applications:
A. Earth: Scientists can estimate Earth's age by dating the oldest rocks and minerals using methods such as uranium-lead dating.B. Some rocks: Various dating techniques like uranium-238 to lead-206 and potassium-40 to argon-40 are used to date rocks.C. Some fossils: Fossils can be dated using methods like uranium-lead dating, though not all fossils will contain suitable isotopes for this purpose.Items D and E are not directly relevant for dating using these techniques because substances made entirely of Pb-206 or Ar-40 do not provide a decay process that can be measure; Using uranium-238, which decays to lead-206, geologists can date rocks and estimate Earth's age. Likewise, potassium-40 decaying to argon-40 is a reliable method to date ancient rocks.
9. Which of the following is not considered a result of the movement of
tectonic plates?
a. Earthquakes
b. Mountain ranges
c. Increased volcanic activity
d. Karst topography
The correct answer is
D. Karst topography
Karst topography is not a result of tectonic plate movement but is formed by the dissolution of soluble rocks. Earthquakes, mountain ranges, and increased volcanic activity are all caused by the movement and interaction of tectonic plates.
Explanation:The question asks which of the given options is not a result of the movement of tectonic plates. Option D, karst topography, is the correct answer because it is a type of landscape shaped primarily by the dissolution of soluble rocks such as limestone, dolomite, and gypsum, rather than tectonic plate movement. In contrast, earthquakes (Option A), mountain ranges (Option B), and increased volcanic activity (Option C) are direct consequences of the movement of tectonic plates.
Earthquakes occur as the earth's crust consists of a number of separate plates that move and interact at their boundaries. Mountain building is also a result of tectonic plate activity, particularly at convergent boundaries where plates collide. Volcanic eruptions are frequent at both converging and diverging plate boundaries where the earth's lithosphere is either being pushed together or pulled apart, and molten rock can surface.
how do plants help in erosion control?
Answer:
provide protective cover on the land and prevent soil erosion for the following reasons: Plants slow down water as it flows over the land and this allows much of the rain to soak into the groun
Explanation:
Answer: Plant roots help to hold the soil in place. Plants often bind the soil together with their root systems, which means they're able to serve as a protective layer that can help prevent soil erosion in several ways. For example, the soil is also protected from direct rainfall, as plants help break in the impact of raindrops before they hit the ground.
The locations of most early civilizations all shared certain physical characteristics that allowed permanent settlements to develop. These characteristics included
A.
consistent water level in rivers and a humid climate.
B.
annual heavy snowmelt and short winters.
C.
annual flooding of rivers and a warm climate.
D.
constant heavy rainfall and short summers.
C I hope it right ;)
Final answer:
Early civilizations typically developed in areas with annual flooding of rivers and a warm climate, which supported agriculture and the growth of large settled populations. This is represented by Choice C in the question.
Explanation:
The physical characteristics that allowed for the development of early civilizations are closely tied to geographical and environmental conditions favorable for agriculture, as ancient cities typically sprang up in regions where there were reliable water sources and fertile soil conducive to farming. Most early civilizations emerged along river valleys because the annual flooding of rivers brought nutrient-rich silt that enriched the farmlands, leading to abundant harvests and stable food supplies. This phenomenon, combined with a warm climate that extended growing seasons, was crucial for supporting large, sedentary populations and the subsequent development of complex societies.
The correct answer to the question is annual flooding of rivers and a warm climate, which corresponds to Choice C. Rivers like the Nile, Tigris, Euphrates, and Yellow River played significant roles in the growth of civilizations such as Egypt and Mesopotamia. They provided not only the water necessary for irrigation but also facilitated the development of trade and transportation networks. This unique relation between humans and their environment demonstrates how crucial geographical factors were in shaping the destiny of early human settlements.
The probability of a certain spinner landing on yellow is 2/3. If you spin this spinner 45 times
how many times would you expect the spinner to land on yellow? Explain how you determined your answer.
The arctic tundra is different form the alpine tundra becauses it has ___.
Answer:
Explanation:
c
What path does energy travel as it changes from kinetic to electrical energy in a hydroelectric plant? channel - turbine - generator - river - reservoir river - reservoir - channel - turbine - generator reservoir - channel - turbine - river - transformer channel - turbine - transformer - reservoir - river
The answer is generator.
Hope this helps.
r3t40
Answer:
B. river - reservoir - channel - turbine - generator
Explanation:
Hydel energy power plant is working as the principle of converting from kinetic energy to electrical energy. River water flows through their path, reservoir built across the path in order to save it. Then built the construction of hydel powerplant which consists a long narrow path flow which is known as Channel. Water flows through desired pressure and velocity and it makes the rotatory motion of turbine which is coupled with generator. Generator works as the principle of converting mechanical energy to electrical energy.
4. Which scientist developed the theory of gravitation and used it to explain the orbits of celestial bodies?
A. Johannes Kepler
B. Galileo Galilae
C. Isaac Newton
D. Copernicus
The answer is c. Isaac Newton was the one who discovered gravity and explained it.
Isaac Newton developed the theory of gravitation and explained the orbits of celestial bodies.
Explanation:
Newton's law explains about the “strength of the gravitational force between two objects” that drops off when light gets dimmer by moving away from it. It is mathematically known as an “inverse square law”.
The next method to visualise the drop-off in the field is to imagine the gravitational field around an object in series of concentric spheres. The same amount of gravitational field is represented by each sphere, but the spheres farther from the object are bigger, so that same amount of field is spread thinner, over a larger area.
What process is responsible for creating magnetic changes along mid-ocean ridges? A. Ridge push B. Slab pull C. Seafloor spreading D. Reversal of Earth's magnetic field
Answer:
D. Reversal of Earth's magnetic field
Explanation:
The earth's magnetic field changes over time and this causes changes in the direction of magnetization of magnetic elements or minerals in rocks.
Our magnetic field is widely believed to originate from activities within the outer core where molten iron and nickel moves. The flow of these molten elements results in the production of the magnetic signatures on earth surface.
Some elements and minerals within rocks are capable of recording the direction of magnetic fields at a period in time. Before magma cools, such minerals in these rocks aligns their poles to that of the prevailing direction of the earths magnetic field. This is how the magnetic changes at the mid-oceanic ridges are recorded.
Answer:
The process of seafloor spreading is responsible for "creating magnetic changes" along mid-ocean ridges.
Explanation:
When "seafloor spreading" occurs along the mid-oceanic ridges, it results in a drastic splitting of the oceanic floor over a large area. This in return changes the orientation of the predominant magnetic fields and the intensity of their strength in the region. The mid-oceanic ridges are majorly constituted of solidified lava which is rich in iron. The changes that occur in the local magnetic fields due to seafloor spreading thus create magnetic changes along the mid-oceanic ridges.Which of the following is/are used to classify a star based on its temperature and luminosity?
A. Line spectra
B. Blackbody spectrum
C. Parallax measurements
D. Hertzsprung-Russell diagram
Answer:
D. Hertzsprung-Russell Diagram
Explanation:
The Hertzspring-Russel Diagram or HR-Diagram is used to study the evolution of stars. It plots stars depending on the temperature against luminosity. Stars go through different changes depending on its mass at the beginning. These changes occurs in stages and each stage is marked by a change in temperature and luminosity.
Answer: Hertzsprung-Russell diagram.
Explanation:
28.
The
is Earth's largest
depository of carbon.
A. lithosphere
B. hydrosphere
C. atmosphere
D. biosphere
C
I hope this helps!
Mark me as brainliest!
Which principle tells you how rock layers are laid
The Principle of Original Horizontality states that rocks are laid down horizontally, while the Principle of Superposition is often used to determine the relative ages of rock layers, with the oldest at the bottom. The option (C) is correct.
The principle of Original Horizontality states that layers of rocks deposited from above, such as sediments and lava flows, are originally laid down horizontally. However, when analyzing the relative ages of rock layers, the Principle of Superposition is most often used.
This principle states that in an undisturbed sequence of sedimentary strata, or rock layers, the layers at the bottom are the oldest, and the layers above them are younger. Therefore, when determining the age of rock layers without any other context, the Principle of Superposition guides us in understanding that older layers are located below younger layers.
This question is not complete, Here I am attaching the complete question:
Which principle tells you how rock layers are laid?
A) Principle of Stratification
B) Law of Uniformitarianism
C) Principle of Original Horizontality
D) Principle of Superposition
Which process is used to locate the epicenter of an earthquake?
A. GPS measurements
B. Refraction
C. Triangulation
D. Forecasting
Answer: Triangulation is used to locate the epicenter of an earthquake.
Explanation:
ANSWER:
Triangulation is the process used to locate the epicenter of an earthquake.
EXPLANATION:
Triangulation is a process in which dimension is tracked, the network of triangles is measured and traced. This step is done in order to measure the distance and relative position of center which covers over the total area. This process or procedure is used by many people for various use. Triangulation is used by people for rivalry or to male people quarrel among each other .which city experiences the driest climate
Las vegas
Hope this helps!
Answer:
vegas
Explanation:
Around 80% of India’s population practices which religion
80% of India’s population practices the religion of Hinduism. While 14% adheres to Islam, 2% adheres to Christianity, and 1.7% adheres to Sikhism.
Hinduism is your answer
What was so revolutionary about the Neolithic Revolution? Speculate on why it was named this.
M
Answer:
The revolutionary aspect of the neolithic period is the fact that people started agriculture.
Explanation:
The neolithic period is also referred to as the Agricultural Revolution.
During this period, people moved from practicing hunting and gathering in small bands to larger civilized agricultural settings.
The neolithic age was characterized by people using stone tools for the purpose of hunting and gathering, so the neolithic revolution was basically a revolution from primitive stone tools to more mechanised farming.
Answer:
Introducing the concept of agriculture
Explanation:
The Neolithic period refers to the final stage of the stone age, which was during the time of Holocene Epoch, about 11,700 years back. It was during this time, where there occurred significant changes such as the agricultural concept was introduced. They were able to grow agricultural crops and lived in small groups, forming a small type of village. They made more advanced stone tools that helped them for hunting purposes.
This was so revolutionary about the Neolithic Revolution as they started to evolve and became more advanced.
Name all the phases in a moon.
Answer:
New moon
Waxing Crescent
First Quarter
Waxing Gibbous
Full moon
Waning Gibbous
Third Quarter
Waning Crescent
Explanation:
How are elements that are heavier than hydrogen spread throughout the universe?
please and thanks!
Answer:
The early stars are massive and short-lived. They consume their hydrogen, helium and lithium and produce heavier elements. When these stars die with a bang they spread the elements of life, carbon and oxygen, throughout the universe. New stars condense and new planets form from these heavier elements.
Explanation:
Heavier elements than hydrogen are distributed throughout the universe by nucleosynthesis in stars and their expulsion into the interstellar medium through supernovae, leading to progressively richer generations of stars in heavy elements.
Elements that are heavier than hydrogen are spread throughout the universe primarily through the process of nucleosynthesis within stars and the subsequent distribution of these elements when stars reach the end of their lifecycle.
At the start of the universe, only the lightest elements like hydrogen, helium, and some lithium were created by the Big Bang. As the universe expanded and cooled, these elements formed the first stars. Inside these stars, through nuclear fusion reactions, heavier elements up to iron were produced, especially in stars with more than 8 solar masses.
When massive stars exhaust their energy supply, they often undergo supernova explosions, scattering their enriched material into the interstellar medium. This debris, containing heavier elements, then becomes part of the building material for new stars and planets.
Over time, each generation of stars has become richer in heavy elements, explaining why open-cluster stars have more heavy elements than older globular clusters. This is how elements heavier than hydrogen have been distributed across the universe and are found even in the composition of Earth and in our own bodies.
Climate determines all of the following except __________. A. the price of produce B. the amount of production C. what products are cultivated D. where agriculture is produced
Answer: A
Explanation: All the rest are correct!
Answer:
A. the price of produce
Explanation:
As the climate of a place remains static for a longer time period and thus the production of the commodity depends on the climatic characteristics of the place. Hence the price remains to be unaltered by the climatic parameters of the place and thus the amount of the product and the product to be cultivated gets affected by the availability of the rainfall and the duration of the sunshine. But the price is an economic factor and cannot be directly estimated by the values of the physical parameters.Which droplet is the largest?
A. Cloud Droplet
B. Mist Droplet
C. Drizzle Droplet
D. Raindrop
Answer:
I believe it is A.
Explanation:
Hope i helped you!
Out of cloud droplets, mist droplets, drizzle droplets and raindrops, raindrops are the largest ones, typically measuring 1mm to 6mm in diameter.
Explanation:In understanding which droplet is the largest, we need to consider the typical size range for each. Cloud droplets are the smallest, usually less than 0.02 mm in diameter. Mist droplets are slightly bigger, with sizes mostly between 0.02 mm to 0.05 mm. Drizzle droplets are greater, generally 0.5 mm to 0.7 mm. However, of these, Raindrops are the largest and can be 1mm to 6mm in diameter.
So, comparing cloud droplet, mist droplet, drizzle droplet, and raindrop, the raindrop is the largest one.
Learn more about Droplet Size here:https://brainly.com/question/31979747
#SPJ12
What is the north-south split in terms of development
Answer:
The North-South split (or Rich-poor split/divide) refers to the fact that most industrialized countries are in the Northern hemisphere (think Europe and Canada/USA), while the Southern hemisphere is almost exclusively countries in development (some minor exceptions with Australia and NZ or course).
That is mostly due to the colonies established by the European countries a few centuries ago all over the world.
Which type of seismic waves result from interference between S waves and P waves?
A. Rayleigh waves
B. Rayleigh waves and Love waves
C. Dispersive waves
D. Love waves
It’s A Rayleigh waves
Answer:
The seismic waves that result from the interference of P and S waves are the Rayleigh waves.
Explanation:
Both the P waves and the S waves fall in the category of body waves that travel through the interiors of Earth. Because the P waves travel about 60% faster than the S waves, they reach to the surface of the Earth before the S waves do. The S waves follow the P waves to reach the surface and create a rolling effect like that of sea waves. This interference of the P and the S waves results in the formation of Rayleigh waves.How is the conflict between Hally and Sam symbolic of a larger conflict between white and black South Africans? In
about two hundred words, describe what implied theme their conflict represents.
Answer:
The title of this story Master Harold and the boys is symbolic. The title suggests a hierarchy. This play has been written in the South African context. The setting of the story has been South Africa. Master Harold, a seventeen year old boy, is a white. But the boys who are matures men of the forties are black and have been working in the restaurant of Hally. The boys, though grownups are called boys only on the ground of their dark complexion. But it is strange to hear a seventeen year old boy as Master Harold. The names of the boys are, respectively, Sam and Willie. They are waiters in the restaurant. The title symbolizes the racial discrimination of South Africa. South Africa was the country where the apartheid law was creating two states within a nation, state of blacks and state of whites in a nation. Racism was creating a boundary between two states. The play examines the effects of apartheid system, it is about love and hate relationship.
Explanation:
Answer:
I will be talking about how the conflict between the characters Hally and Sam is symbolic of a larger conflict between the white people and the black South Africans and I will also be describing what implied theme that their conflict represents. Since Hally is a white boy and he is the son of the owner he is master harold, and Sam and Willie are just the servants that work there. Sam and Hally have a friendship type of bond with each other even though back in the 1950s it was not at all allowed for black and white people friends because of the apartheid. Apartheid was a system of racial segregation based on skin colour common in South Africa. I think that the reason why the conflict between Hally and Sam is symbolic of a larger conflict between white and black South Africans is because of the apartheid and racial discrimination in South Africa. When you think about the title of the book "Master Harold.....and the boys" is says that Harold who is Hally is the white master of the servants Sam and Willie who are the boys which I think is related to the racial discrimination in the book. I think that the theme that is implied with their conflict represents racial discrimination.
Explanation: