ore deposits group of answer choices are rock units that have a significant concentration of metals. are minerals that contain a high amount of lead (pb). are distributed uniformly throughout the earth's crust. have diffuse metal ions bonded to nonmetallic elements in a variety of minerals.

Answers

Answer 1

Ore deposits "Are rock units that have a significant concentration of metals."

Ore deposits are naturally occurring rocks of minerals or metals that can be used economically when they are extracted. Ore deposits are typically found in specific types of rock units and can occur in a variety of forms, such as veins, disseminations, and mineralized breccias.

Ore deposits can contain a range of different metals, gold, silver, copper, zinc, lead, and others, and are formed through geologic processes such as hydrothermal activity, sedimentation, and magmatic activity. The concentration of metals in an ore deposit is generally significantly higher than in surrounding rocks, making them economically viable targets for mining and extraction.

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Related Questions

HELP ASAP PLS THIS IS DUE TOMORROW
Explain why scientists are able to predict the likelihood of environmental hazards, but not with 100% accuracy. This explanation should be an INTERVIEW SCRIPT where one student asks questions and another student answers them. Be sure to talk about all Hazards, not only a single type.


You need at least 5 questions and 5 answers in your interview script. It should be recorded.


For the A grade, explain why the earthquake in Turkey was so strong and the likelihood of another earthquake in the same region happening again.

Answers

Answer:

Interview Script:

Student 1: Why can't scientists predict environmental hazards with 100% accuracy?

Student 2: While scientists have advanced tools and methods to predict environmental hazards, there are several reasons why they cannot predict them with complete accuracy. One of the main reasons is that the Earth's natural processes are incredibly complex and can be affected by many different factors, making it difficult to account for all of them.

Student 1: Can you give an example of an environmental hazard that scientists can predict with some accuracy?

Student 2: Sure, let's take hurricanes, for example. Scientists use satellites, weather models, and other tools to track hurricanes and predict their path, intensity, and potential impact with a reasonable degree of accuracy. However, even with all of these tools and methods, there can still be some uncertainties or surprises, such as sudden changes in direction or intensity.

Student 1: What about earthquakes? Can scientists predict them?

Student 2: Yes, scientists can predict the likelihood of earthquakes, but not with complete accuracy. They use seismic monitoring, geological data, and other tools to identify areas that are more prone to earthquakes and estimate the likelihood of a seismic event. However, earthquakes can also be caused by unexpected factors, such as human activities like fracking or underground mining, making it hard to predict them with complete accuracy.

Student 1: What about volcanic eruptions? Can they be predicted?

Student 2: Yes, scientists can predict volcanic eruptions to some extent using methods like satellite imaging, gas measurements, and ground deformation monitoring. However, volcanic eruptions are also influenced by factors such as magma pressure, magma composition, and the structure of the volcano, making them hard to predict with 100% accuracy.

Student 1: Why was the earthquake in Turkey so strong, and what is the likelihood of another earthquake happening in the same region?

Student 2: The earthquake in Turkey was so strong because it occurred on a fault line where the Eurasian and African tectonic plates meet. The movement of these plates causes stress to build up over time, and when it's released suddenly, it creates an earthquake. As for the likelihood of another earthquake happening in the same region, it's difficult to predict with complete accuracy, but scientists can estimate the probability based on factors like past seismic activity, fault lines, and the movement of tectonic plates. However, earthquakes are unpredictable by nature, and there's always some degree of uncertainty involved.

Student 1: What measures do scientists take to mitigate the risks of environmental hazards?

Student 2: Scientists take various measures to mitigate the risks of environmental hazards, such as developing early warning systems, creating evacuation plans, and implementing building codes that can withstand natural disasters. They also conduct research to understand the causes and effects of hazards, which can inform policy and decision-making to reduce risks.

Student 1: Can human activities contribute to environmental hazards, and how can they be prevented?

Student 2: Yes, human activities such as deforestation, pollution, and climate change can exacerbate environmental hazards like floods, wildfires, and storms. To prevent them, individuals, governments, and industries can take actions such as reducing greenhouse gas emissions, using sustainable practices, and creating protected areas for wildlife and ecosystems. By working together, we can help reduce the likelihood and impact of environmental hazards.

I stand at the Southwest corner of a rectangular piece of property (whose sides run North-South and East- West). Looking directly north, I see the Northwest corner of the property. I turn 54 ∘
toward the East, and find I am looking directly at the Northeast corner of the property. I walk in this direction for 93 yards and at the Northeast corner. Questions: What is the perimeter of the rectangular property? Give your answer as a number with the correct units. Answer: What is the area of the rectangular property?

Answers

The observer looks directly north and see the northwest corner of the property. The observer then turns 54° towards the east and finds himself/herself looking directly at the northeast corner of the property.

After walking in that direction for 93 yards, he/she reaches the northeast corner. We need to find the perimeter and area of the rectangular property.  Let us assume the length of the property to be 'l' and its breadth to be 'b'. The southwest corner of the rectangular property is the origin of the Cartesian coordinate system. Northwest corner: The observer is looking directly at the northwest corner, which lies on the y-axis. Hence, the coordinates of the northwest corner are (0, l). Northeast corner: The observer is looking directly at the northeast corner. Therefore, the angle between the line of sight and the y-axis is 54°. Hence, the angle between the line of sight and the x-axis is (90° - 54°) = 36°. Let (x, y) be the coordinates of the northeast corner.

Then, x = l - y (since it lies on the line x = l), and tan 36° = y/x = y/(l - y). Solving this equation, we get y = l/(1 + tan 36°) and x = l - y. Hence, the coordinates of the northeast corner are (l - l/(1 + tan 36°), l/(1 + tan 36°)) = (l(2 + tan 36°)/(1 + tan 36°), l/(1 + tan 36°)).

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what is ozone layer and where is located​

Answers

The ozone layer is a layer in the stratosphere containing a high concentration of ozone which absorbs most of the ultra violet radiation reaching the Earth from the sun

Suppose the mass of the Earth were quintupled, but it kept the same density and spherical shape. How would the weight of objects at the Earth's surface change? w/w0 = ___?

Answers

If the mass of the Earth were quintupled while its density and shape remain constant, then the gravitational force experienced by objects at its surface would increase by a factor of 5.

This is because gravity is directly proportional to the mass of an object and increases with the distance between objects, which in this case is negligible as we assume the Earth maintains its spherical shape.

The weight of objects at the Earth's surface would also increase by a factor of 5. Weight is the force that a mass experiences due to gravity, and the increase in the gravitational force would result in an increase in weight.

This change in weight would have significant implications for objects and structures on Earth's surface. For example, buildings and other infrastructure would need to be reinforced to withstand the increased weight load.

Additionally, the human body would experience an increased force due to gravity, which could lead to health problems such as joint pain and heart strain.

In summary, if the mass of the Earth were quintupled while maintaining its density and spherical shape, the weight of objects at the Earth's surface would increase by a factor of 5 due to the increased gravitational force. This would have significant implications for structures and human health.

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Plz help me I beg you

Plz help me I beg you

Answers

Answer:

the negative effects are sometimes referred to as "brain drain". The notion of the brain drain is largely unsupported in the academic literature. According to economist Michael Clemens, it has not been shown that restrictions on high-skill emigration reduce shortages in the countries of origin.

?

what country is around Europe?​

Answers

Answer:

Russia

Explanation:

Hope it helps:)

The earth axis showing the tilted​

Answers

Answer:

?>>>>>>>>>>>>>>>>>>>>>>>>>

What are the causes of flooding in Nigeria?

Answers

Answer:

Cause are:

Heavy rainfall

Strom

Tidial waves

Answer:Heavy rainfall

Strom

Tidial waves

Explain the difference between the short and the long hydrological cycle of water.

Answers

Answer:

SHORT hydrological cycle of water Are Part of these clouds rain out over sea, This is called the short water cycle.

And

The long hydrological, in this case, the long water cycle droplets will go on a longer journey. ... Water that falls on land may stay there as snow or ice or it may seep into the earth and become soil moisture or ground water (infiltration)

3. Write a definition for each of the following: a. Syncline b. Anticline c. Ridge and valley province​

Answers

A Syncline is the downward arc (concave downward) which looks like a curve of a fold.

An Anticline is a fold that is convex upward. Ridge and valley province is a physiographic province that is a series of both synclines and anticlines in the northeast-southwest of the mainland

This Syncline, Anticline, Ridge, and Valley province are formed when tectonic plates are moved or collied or compressed by each other on the earth's crust. This results in the formation of different main lands on the earth.

The Valley and Ridge province was the perfect example of a syncline and anticline or plate tectonic collision of two continents in the Paleozoic Age. Near Africa and North America.

The Ridge and valley province is a part of The Appalachian Mountain range in the United states.

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Answer: an anticline is a type of fold that is an arch-like shape and has its oldest beds at its core, whereas a syncline is the inverse of an anticline.: a raised or elevated part or area: as. : a range of hills or mountains. : the line made where two sloping surfaces come together. the ridge of a roof. A valley is an elongated low area often running between hills or mountains, which will typically contain a river or stream running from one end to the other.

Explanation:

Which of the following is not an example of a marine biome? A. a lake B. an ocean C. a rainforest D. a coral reef

Answers

Answer:

C. a rainforest

Explanation:

Explain how regions can help us better understand geography?

Answers

Geographers use the regional unit to map features of particular interest, and data can be compared between regions to help understand trends, identify patterns, or assist in explaining a particular phenomenon. Regions are traditionally defined by internal characteristics that provide a sense of place.

place the following absolute dating methods in order, beginning with the method that can analyze the oldest materials and ending with the method that can analyze the youngest.

Answers

The methods of dating in order of their ability to analyze the oldest to youngest are : mammal teeth, bones of an adult mammal quickly buried, bones of an adult mammal left on the surface and soft body parts of any animals.

There are two basic approaches for archaeologists to determine the age of sites and artefacts. Relative dating estimates an object's age in relation to other items, although it cannot give an exact year or date of usage.

Relative dating takes into account how old an object or location is in relation to other objects or sites. Relative dating is done using both stratigraphy and style.

Absolute dating, in contrast, gives a definite year in which a location was occupied.  Radiocarbon dating is crucial for American archaeology. One can use radiocarbon dating to go back around 50,000 years.

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In what way are cities microclimates?
A. Cities are warmer than the areas immediately around them.
B. Cities have more precipitation than rural areas do.
C. Cities are smaller than the areas around them.
D. Cities have lower atmospheric pressure than rural areas do.

Answers

The answer is A.

This is because cities contain more people in one area, thus they contain more businesses like restaurants, cafes, etc. that produce more overall exhaust than say a more rural town with fewer people. Light pollution will also be largely greater over a city as opposed to a rural town.

Cities are warmer than the areas immediately around them is the way are cities microclimates. Hence, option A is correct.

What is cities microclimates?

Due to human activity, an urban microclimate is hotter than its surroundings. Due to the fact that, in calm weather, temperatures are highest in the densely populated city center and decrease as you walk out toward the suburbs and countryside, urban zones are known as urban heat islands.

A microclimate is any area where the climate differs from that of its surrounds. Microclimates are naturally formed and can be quite small. They may even be rather large. For instance, as a city grows, its own climate patterns are formed, and these patterns become more significant.

Despite the fact that microclimates exist practically everywhere, they are more apparent in topographically active areas like hilly, island, and coastal locations.

Thus, option A is correct.

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if earth's obliquity were zero degrees, we would not experience the changing of seasons. group of answer choices true false

Answers

True. Earth's obliquity, which is the angle between the plane of the Earth's equator and the plane of its orbit around the Sun, is one of the main reasons why we experience the changing of seasons.

If the Earth's obliquity were zero degrees, its axis would be perpendicular to the plane of its orbit, and the Sun's rays would always hit the Earth's surface at the same angle throughout the year. As a result, the amount of sunlight and heat received by each hemisphere would be constant, and there would be no seasonal changes.Obliquity: Obliquity is the tilt of the Earth's axis of rotation as it revolves around the Sun. Earth has seasons because to obliquity. It has fluctuated between 22.1 and 24.5 degrees with regard to Earth's orbital plane over the past million years.

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the elastic rebound associated with earthquakes is an example of ________ deformation. A) elastic
B) ductile
C) brittle
D) permanent

Answers

answer :

a. elastic deformation.

1. What are the two main contributing factors of urbanization?

Answers

Answer: More people and more technology

Explanation: that’s what I think

A barrier is __________.
A.
anything that separates things from each other
B.
a connection between two things
C.
anything used to break through something
D.
a large expanse of dry land

Answers

A: anything that separates things from each other.

Answer:

a

Explanation:

the concept or philosophy of uniformitarianism is commonly summarized by saying group of answer choices catastrophic forces dominate earth's geological history. conditions existing today cannot form rocks as in the past. rocks cannot be made in the laboratory. the present is the key to the past.

Answers

This statement is the basis of uniformitarianism and means that the processes and forces that are currently shaping the Earth's surface have done so over geologic time, meaning that the same processes have been in operation for millions of years.

The philosophy of uniformitarianism proposes that there is no discontinuity in natural laws and the rates of geological processes have been constant throughout the Earth's history, which is contrary to the notion of catastrophic forces dominating Earth's geological history.  The key to understanding Earth's history, according to uniformitarianism, is the study of the processes that are occurring in the present.

It is through this study that we can make informed deductions about the Earth's past. Furthermore, this principle emphasizes the idea that conditions existing today cannot form rocks as they did in the past. Lastly, rocks can indeed be made in the laboratory, which contradicts the notion of the concept of uniformitarianism. In conclusion, the principle of uniformitarianism is important in the field of geology as it has enabled scientists to make accurate predictions about the Earth's past based on the current processes occurring in the present.

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The “uses of geography” is the element of geography about the study of __________. A. the past and the future B. human cultures C. natural regions D. natural environments

Answers

Answer:

C. Natural Regions

Explanation:

Geography is related to land.

Answer:

C. would be Correct

Explanation:

CONSERVATIVE, DEMOCRATIC, GREEN, OR LIBERAL?
Choose one.

Answers

Answer:  Democratic

Explanation:

In what ways did the gathering and hunting people of Australia differ from those of the northwest coast of North America?

Answers

The aboriginals of Australia had to move from one place to another to get food, while the people of the northwest coast of North America were more sedentary. The people of the northwest coast of North America had access to a wide range of food sources, while the aboriginals of Australia relied more on hunting and gathering.

The gathering and hunting people of Australia differed from those of the northwest coast of North America in many ways

The Australian aboriginals lived in one of the driest continents in the world, while the northwest coast of North America is known for its abundant natural resources. The Australian aboriginals were semi-nomadic and had to move from one place to another to get food. On the other hand, the people of the northwest coast of North America were more sedentary. Moreover, the people of the northwest coast of North America had access to a wide range of food sources, including salmon, berries, and shellfish, while the aboriginals of Australia relied more on hunting and gathering. The Australian aboriginals also had a unique spiritual connection to the land and its resources, which played a significant role in their culture.

In summary, the gathering and hunting people of Australia and the northwest coast of North America had different ways of life. The aboriginals of Australia had to move from one place to another to get food, while the people of the northwest coast of North America were more sedentary. The people of the northwest coast of North America had access to a wide range of food sources, while the aboriginals of Australia relied more on hunting and gathering.

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Can I find a book for 7-8 graders for World Geography?

Answers

Answer:

Yes

Explanation:

Pls, choose me as brainliest!

Can I find a book for 7-8 graders for World Geography?

Which one of the following is not an advantage of urban agriculture

Answers

Answer: C.

Explanation:

Question 2 (2 points)
What is an effect of the water crisis in the Middle East?

Answers

Answer:

Explanation:

Drought

Answer: Water scarcity has damaged the standard of living for inhabitants of the Middle East.

Explanation:Continued water scarcities will affect the region's social and economic potential, increase land vulnerability to salinization and desertification, and raise the risk for political conflict around the limited water available.

What Islamic cultural characteristics were spread by trade during medieval times?

People began to adopt new forms of script.
People shared styles of art and architecture.
Cultures adopted the use of camel caravans for trade.
Cultures throughout the world began to open schools.

Answers

Explanation:

Honestly I did the quiz but I'm not sure if its correct but I chose B because it made the most sense to me ._.

Please do notify me if its wrong

Out of the choices provided above, it can be concluded to state that the people shared styles of art and architecture as a form of Islamic cultural characteristics that were spread by trade during medieval times. Therefore, the option B holds true.

What is the significance of Islamic culture during the medieval period?

The spread of Islamic culture was seen to be experiencing a rapid and widespread growth. Trade enabled the spread of Islamic cultures to different countries and parts of the world. Trade connectivity also grew stronger during the medieval period.

As the traders and cultures came in close connectivity with other cultures, forms of artistic representation and architecture were also seen to be growing in numbers during the medieval period. This led to the development of the Islamic arts and architecture styles.

Therefore, the option B holds true and states regarding the significance of Islamic culture during the medieval period.

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The theory of plate tectonics states that
(A) earthquakes and volcanic activity result from convection motion in the lithosphere.
(B) buoyant lithospheric plates float on top of the rigid asthenosphere.
(C) the plates move in conveyor-belt fashion as new crust is generated at the continental margins and destroyed at the mid-ocean ridges.
(D) the lithosphere is broken up into several plates that move about as a result of convective motion in the asthenosphere.

Answers

The theory of plate tectonics states that  the lithosphere is broken up into several plates that move about as a result of convective motion in the asthenosphere. Option D .

These plates move on top of the underlying, partially molten asthenosphere due to the forces of convection currents. This movement results in a variety of geological features such as earthquakes, mountain ranges, volcanic activity, and oceanic trenches. The plates move in different directions and at different rates, with new crust being formed at the mid-oceanic ridges and old crust being destroyed at the subduction zones. The theory of plate tectonics has been supported by various lines of evidence, including the distribution of earthquakes, the pattern of magnetic anomalies on the seafloor, and the geological features of the Earth's surface.

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by 2003, every one of the countries and territories of which continent had fertility rates below replacement levels?

Answers

If you analyze the Geographic readings carefully, you would find that during the year 2003, South Korea which is known to be located in the easternmost part of the Asian continent had the lowest fertility rate which is beyond replacement levels.

When compared globally with other countries, you would find that there are only 0.9 children per woman. Various analysts are of the view that this is because of the country's high economic inequality such as the expensive cost while living, undesired wages which don't match up to the living standards, lack of job facilities, incapable to buy houses which is beyond their affordability.    

 

 

To pursue one's studies​

Answers

Education is a way towards that goal

Answer:

You can go to college or do online classes

Which two rivers flow across asia and empty into the east china sea, with the northernmost river listed first?.

Answers

Two rivers that flow across Asia and emptied into the East China Sea, with the northernmost rivers in first place being the Yellow and Yangtze.

A river is a flow of water that flows and moves from highlands to lowlands until finally with the supply of water to the oceans, lakes, ponds, or even other rivers, so for its own size it can vary in size and there is no hard definition or rule about how much water flow should be categorized as a river.

The river can certainly be said as the flow of water that flows through channels in the soil layer. A river starts from a plateau. Like hills or mountains and flows down to lowlands, it happens because of gravity. A river begins as a small river and gets bigger the farther it flows. Water in rivers is called fresh water. The water comes from the process of rain or snow and is usually safe to drink, unless it is contaminated. The water in the sea cannot be drink safely because it is salt water. Humans and animals often live near rivers. They needed water to survive, and, for humans, rivers used to be the only means of rapid transportation.

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Other Questions
Why did Miguel Hidalgo give a speech in the city of Dolores? True False estion 2 (1 point) Water and ice are made from the same molecule H2O True False Your Uncle has decided to share some of his wealth with you and your sister, Anna. His plan is outlined below. a. The cash flows that you will get i) $2000 each year for five years starting one year from today (i.e. you will receive the first payment at t = 1). ii) The selling price of a painting. You have two options to choose from regarding when to receive the cash from selling the painting. You can either sell the painting one year from today at a price of $6000, or you can wait and sell it 3 years from today at a price of $8,500. b. The cash flows that Anna will get 10 i) $3,000 each year for five years. The first cash flow will occur 3 years from now (i.e. she will receive the first payment at t = 3). points ii) Rental income from a property. She has two options to choose from regarding when she receives the cash from rent. She can either take rent of $400 each year for an indefinite time period starting one year from today (i.e. the first cash flow will occur at t = 1), or she can decide to take the rental income in the following way: she will receive the first rent worth $300 one year from today (i.e. t = 1), and after that the rental income will grow each year at a rate of 5% for an indefinite time period. Assume that the yearly interest rate is 10%, and interest is compounded annually. a. Are you better off by selling the painting one year from today or three years from today? Points: 2 b. Is Anna better off by receiving $400 rental income each year, or by receiving $300 first after which the rental income will grow? Points: 4 c. To whom your uncle is more generous, you or Anna? If a profit-maximizing firm in a competitive market discovers that, at its current level of production, price is greater than marginal cost, it should What are 4 examples of economic indicators? Make a title about this short paragraph and write a statement that is your own opinion about this paragraph Evaluate g(18), when g(x) = 8x + 14.Enter answer in the grid onthe student an swer sheet. PLEASE ANSWER ASAP! Which of the following ratios will form a proportion with 2/3?A 6/15B 12/18C 9/12D 6/8 Regeneration and conversion are essential parts of salvationTrueFalse A baseball team won 20 games and lost 10 games. What percent of the games did the team win? which of the following institutions oversees the safety and stability of the u.s. banking system? what are the Similarities between Teens and Technology Share a Future and The Black Hole of Technology? "Place refers to the human and physical features thatcharacterize different parts of Earth and that are responsible formaking one location look different from the next.True False ?? In a command economy, decisions about which goods are produced arebased on:A. what the local community has made for generations.B. what the government decides is important for society.C. what businesses believe will generate the most profits.D. what goods are most likely to sell in international markets. Write an equation for the line in slope-intercept form. Calculate the Hrxn for 4 NO (g) + 6 H2O (l) 4 NH3 (g) + 5 O2 (g) If production of 50.00 grams of oxygen causes 15.00 L of water to cool from 50 C to 45 C. Suppose that a random sample of twenty-year-old men is selected from a population and that these men's height and weight are recorded. A regression of weight on height yields , where Weight is measured in pounds and Height is measured in inches. What is the regressions weight prediction for someone who is inches tall Which set of ordered pairs is not a function? Justify your reasoning.(1) {(3,1), (2,1), (1,2), (3,2)}(2) {(4,1), (5,1), (6,1), (7,1)}(3) {(1,2), (3,4), (4,5), (5,6)}(4) {(0,0), (1,1), (2,2), (3,3)} Can anyone help me out with questions 2, 3, & 4? What characteristics do arabian oryx have due to which they are able to survive in arid region?