Why was iron used as ballast when ships came to Australia?

The Andes mountains were formed due to the convergence of two tectonic plates, with one plate sliding beneath another, causing the uplift of the mountains. The correct answer is plates converged together to form the mountains.

The formation of the Andes mountains is attributed to the process of plate tectonics, specifically the convergence of two tectonic plates. As one plate slides beneath another in a subduction zone or two plates collide, the compression forces the land upward, forming mountain ranges. This geological activity is evident in both the Andes and the Himalayas, though they are the result of different types of plate collisions.

The Andes were primarily formed through the subduction of an oceanic plate beneath the South American continental plate, leading to the uplift and formation of the mountain range. Similarly, the Himalayas were created by a continental-continental plate collision between the Indian Plate and the Eurasian Plate.

Density refers to the ratio of an object's mass to its volume, while population distribution describes how individuals are arranged within a population. Density is a constant property, while population distribution can vary in patterns such as random, clumped, or uniform.

Density refers to the ratio of the mass of an object to its volume. It is an intensive property that is constant for a particular substance. In biology, population density is the number of individuals per unit area or volume.

On the other hand, population distribution describes how individuals are distributed or spread throughout their habitat. It refers to the pattern in which individuals are arranged within a population. This pattern can be random, clumped, or uniform, and it reflects characteristics of the species or its environment.

For example, a population of insects living in a 1.2-acre area would have a higher density if there are 820 insects compared to a population of flowering plants in a 0.2-acre area with 560 plants. However, the distribution pattern of the insects and plants would determine how they are spread out within their respective areas.

The predominant occupation in Southeast Asia is agriculture, with a significant portion of the population engaged in farming. Traditional methods are still widely used, and crops such as rice and spices are common. Rural-to-urban migration also contributes to a growing number of people working in factories and manufacturing, while tourism provides additional economic opportunities.

Most people in Southeast Asia engage in agriculture for a living. Areas like Indonesia, where agriculture accounts for 13% of the GDP and engages about 42% of the workforce, show the significant role of farming in the economy. Traditional agricultural methods such as using water buffalo or oxen are still employed, and crops like rice, spices, coffee, and rubber are cultivated. Additionally, fishing and craftwork in fabrics, prevalent since ancient times, continue to be important labor activities in rural communities.

While farming is a primary activity, there is also a trend of rural-to-urban migration, with many people moving to cities like Saigon to work in factories and manufacturing areas. Nonetheless, agriculture remains the dominant employment sector, with the majority of the population living in rural areas and working the land. Tourism and light manufacturing are other sectors providing employment but to a lesser extent compared to farming.

The primary activity for a living by most people in Southeast Asia is farming, with a significant workforce involved in agriculture. The region's tropical climate facilitates the cultivation of multiple crops annually. Although tourism is also important and industrialization is growing, agriculture remains the dominant occupation in rural areas.

Most people in Southeast Asia are engaged in farming as their primary activity for a living. Agriculture has been the historic base of the economy in countries like Indonesia, where it not only contributes to a significant portion of the nation's gross domestic product (GDP), but employs a sizeable portion of the workforce. Traditional agricultural practices are common, with farmers using animals such as water buffalo or oxen for tilling the land. The region's tropical climate and monsoon rains allow for the cultivation of multiple rice crops per year, and staple crops like spices, coffee, tea, palm oil, and rubber are also produced in notable quantities.

Outside of agriculture, tourism plays a key role in the economies of Southeast Asian countries by providing a source of income, especially in areas with scenic beauty that attracts visitors. Nevertheless, farming remains the dominant occupation among the rural populations. Additionally, there has been a shift toward industrialization in places like Thailand and Vietnam, with increasing numbers of people working in factories and light manufacturing operations, particularly in urban areas and special economic zones (SEZs).

Answer:

Explanation:

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Answer:

Correct Answer is People settle in the areas with the mildest climates, and this is where most of the cities then developed.

Explanation:

Australia is a country which largest portion of land is Desert or Semi-arid, this region called the Outback is located in the center on the country and because of its climate and extreme conditions, it is inhabited mostly by indigenous group and was historically avoided by the Colonies that preferred to establish mainly in the Southeast coast of Australia.

The Southeast Coast has a more ideal climate for settlements, a temperate climate that contrasts with the Arid and Semiarid climates of the center, in this region the main Cities are located and the vast majority of the population is located. The main cities are Sidney with a population of More than 5 million Melbourne with less than 5 million and Brisbane with 2.5 million, if we take into account the total population is about 23 million we can conclude that these cities located on the East and Southeast coast of Australia, hold the majority of Australia's population.

The B horizon soil layer comprises weathered bedrock material which is not yet leached or had significant accumulation.

The B horizon is called the subsoil and it contains the weathered rock and less organic matter. It is also referred to as the area of accumulation. The minerals and clay from the upper layers when leached accumulate and settle in this layer.

The accumulation process of material from the top layers is called illuviation. The accumulated material popular in B horizon include silicate, iron, gypsum, clay, humus, aluminum, carbonates, and silica. B horizon is two to three feet deep.

The answer is A belize just took the test got 100

Answer:

Lesson 1 unit 1 spanish quick check

Explanation:

1-5

1. C

2. A

3. A

4. B

5. A

The answer is moraines. As the first person answered ...I don't know why he is rated so low

The rainforest has the most, with it's 4 layers and thousands of species that inhabit it.

The icy tundra has the least by far.

Answer:

Greatest diversity: Rainforest

Least diversity: Tundra

Explanation:

- Rainforest - also called tropical rainforest or rainforest - is a type of phytogeographic domain characterized by a large amount of rainfall and high levels of biodiversity and evapotranspiration. They account for two-thirds of all the world's biodiversity, so that all measures to preserve the earth's natural environment go through the conservation and control of deforestation of these vegetation units.

    Rainforests are located in equatorial areas, ie near the equator line, and in areas near the tropics. It occurs on the American, African and Asian continents, but in Brazil they are called the Amazon Rainforest, Atlantic Forest, and some vegetation groups in the south of the country, such as the Araucaria Forest.

- Tundra is a cold and inhospitable biome with a largely sparse vegetation type. It is considered the coldest biome on earth.

    The tundra is present at the top of the northern hemisphere of the globe in the Arctic Circle region. It covers countries such as Russia, Greenland, Norway, Finland, Sweden, Alaska, and Canada.

    Considering the tundra climate, we believe it is impossible to live in such a cold region of the planet with such adverse conditions. However, several animals are part of this freezing landscape, where many live in the tundra only in the short summer, migrating to warmer regions in winter.

Options:

A. suffered from foreign investment

B. went into steep decline

C. experienced the multiplier effect

D. enjoyed dramatic growth

Answer:

B. went into steep decline

Explanation:

    Bulgaria's economy contracted after 1989, with the decline of the Soviet Union and, consequently, diminishing access to the Soviet market. During the Cold War, the Bulgarian economy became very dependent on the USSR. The standard of living of Bulgarians fell by 40% from pre-1990 levels, only returning to its former level in June 2004.

    The process of transition to a free market economy began following the fall of the communist regime in 1989. In this context, the process began in Bulgaria under particularly unfavorable conditions, due to the poor economic planning of previous decades and the legacy of a sector and ineffective industrial sector as well as systematic neglect of the agricultural sector (currently holding 11% of GDP).

    Agriculture has become an important sector of the Bulgarian economy. After the 1996 financial crisis, agriculture was the only sector that grew. This improvement is due to the recovery of low agricultural production up to 1996, estimated at 30%. Agriculture is also a major source of employment in Bulgaria: 23% of the working population works in the agricultural sector. The food processing industry is second in importance, having already accounted for about 21% of total industrial production.

Final answer:

Volcanoes are primarily located at plate boundaries due to processes such as subduction and spreading, as well as at stationary mantle plumes known as hot spots. Plate tectonics explain the distribution and mechanics behind volcanic activity, which is essential for understanding geological features and the history of Earth's surface.

Explanation:

The location of volcanoes is closely related to the theory of plate tectonics, which explains most of Earth's physical features, such as the formation of mountains, valleys, and the distribution of geologic catastrophes like earthquakes and volcanic eruptions. Volcanic activity is predominantly found at specific plate boundaries: convergent boundaries (where subduction zones cause flux melting), divergent boundaries (where decompression melting occurs), and hot spot locations.

While subduction zones see the formation of volcanoes due to an oceanic plate melting as it dives under a continental plate, divergent boundaries experience volcanic activity as tectonic plates move apart, leading to crust spread and magma rising to form new crust. Hot spots, like the one beneath Hawaii, are areas of volcanic activity away from plate boundaries, caused by a stationary mantle plume that creates a series of volcanoes as the tectonic plate moves over it.

The answer is Southeast Asia. (Gradpoint)

Answer:

The answer is option D.

Explanation:

These two nations were available toward the west and since Britain was a main force to be reckoned with because of its industry and its colonization everybody cherished them and needed to work with them since their way of life was seen as something predominant.

All of the following are examples of forced migration due to government-imposed expulsion, except  Irish moving to America during the Potato Famine. Hence, option D is correct.

Between 1820 and 1930, up to 4.5 million Irish people are estimated to have emigrated to the United States. Between 1820 and 1860, more than one-third of all immigrants to the United States were Irish.

These "Scotch-Irish" immigrants were expelled from Ireland due to religious conflict, a lack of political independence, and appalling economic conditions. The promise of land ownership and greater religious freedom drew them to America.

Irish immigrants mostly landed in coastal areas like New York, Massachusetts, Pennsylvania, and New Jersey in the 1840s and 1850s, while some also went west to places like Illinois and Ohio.

Thus, option D is correct.

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In the air, ocean, and mantle, convection currents are heat-driven cycles. They are brought on by a variation in temperature, frequently as a result of a difference in proximity to a heat source.

Convection currents are heat-driven cycles that occur in the atmosphere, ocean, and mantle. They arise from temperature differences, typically as a result of varying distances from a heat source.

This effect is brought on by the temperature difference, which is directly related to the material's density. Every nonsolid substance can experience convection currents.

Convection currents can cycle quite quickly in places like the atmosphere or extremely slowly in places like the mantle.

Convection currents, which are governed by the law of heated rises and cold sinks, are responsible for plate tectonics, thunderstorms, tropical and desert regions, and even the Earth's magnetic field. Wind blowing across the water's surface generates ocean waves.

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Answer:

Brazil

Explanation:

Brazil is the South American country with the highest East Asian population. In fact, the population of Brazil is one of the most diverse in South America. This is a consequence of the geographical conditions of Brazil as well as its history. Due to Brazil's importance as a colony, Brazil received a large influx of foreign population in the past, both immigrants and slaves. Moreover, Brazil's size, economy and urban development have attracted immigrants from many regions of the world in its modern history.

Answer: external fertilization

Explanation: the fertilization of egg and sperm take place outside of the female body rather than inside.

The correct name for this rock is quartzite. Quartzite is a metamorphic rock that forms from the recrystallization of quartz-rich sandstone. The presence of fractures that cut across the sand grains is a characteristic feature of quartzite.

The correct name for this rock is quartzite.

Quartzite is a metamorphic rock that forms from the recrystallization of quartz-rich sandstone. The sand-sized grains of quartz in the rock are a result of the original sandstone being subjected to intense heat and pressure, which causes the grains to recrystallize.

The presence of fractures that cut across the sand grains is a characteristic feature of quartzite. These fractures are known as cross-cutting fractures and are a result of the rock undergoing deformation during the metamorphic process.

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