An unidentified mineral sample was collected and reported to have a volume of 2 ml and a mass of 4. 2 grams. what is
the density of the unidentified mineral?
o a. 0. 48 g/ml
ob. 8. 4 g/ml
oc. 2. 2 g/ml
d. 2. 1 g/ml
Answers
An unidentified mineral sample was collected and reported to have a volume of 2 ml and a mass of 4.2 grams. The density of the unidentified mineral is 2.1 g/ml.
The correct answer is option d.
Density is defined as mass per unit volume.
Density = Mass / Volume
Substituting the given values:
Density = 4.2 g / 2 ml = 2.1 g/ml
Therefore, the density of the unidentified mineral is 2.1 g/ml.
The answer is 2.1 g/ml.
The correct answer is option d.
Density is a measure of the amount of mass per unit volume of a substance. It is calculated by dividing the mass of an object by its volume. In other words, it is the amount of matter that is packed into a given space. Density is an important physical property of materials as it helps to identify and distinguish between different substances.
For example, two objects may have the same mass, but if one is smaller and denser than the other, it will feel heavier when held. Density also plays a crucial role in various scientific fields such as geology, chemistry, and physics. In geology, the density of rocks and minerals can help to identify them, while in chemistry, the density of liquids is important in determining their purity. In physics, the concept of density is used to understand fluid mechanics, buoyancy, and other phenomena.
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Related Questions
Does the mexican plateau attracts tourists?
Answers
The Mexican or Central Plateau is considered the Heartland of Mexico because it holds the majority of the population there. It has the largest cities, thus attracting tourists. Tourists are more inclined to visit cities or the beautiful (and vast) landscape.
What do psychologists call a relatively permanent change in behavior or knowledge that results from experience? a conditioning b instincts c learning d reffexes
Answers
Psychologists call a relatively permanent change in behavior or knowledge that results from experience learning. This type of learning can take place in various forms, such as classical conditioning, operant conditioning, and observational learning so the correct answer is option (c).
Learning is a process that is critical for human development. It is described as a relatively permanent change in knowledge or behavior that results from experience. Therefore, psychologists use the term learning to refer to such changes. This type of learning can occur through various processes, including classical conditioning, operant conditioning, and observational learning. These learning processes have varying effects on the development of individuals. Classical conditioning is a process through which individuals learn to associate two stimuli. Operant conditioning, on the other hand, is a type of learning through which individuals learn to associate their behaviors with their consequences. Observational learning is learning that occurs through observing and imitating the behavior of others.
In conclusion, psychologists call a relatively permanent change in behavior or knowledge that results from experience learning. This type of learning can occur through various processes, including classical conditioning, operant conditioning, and observational learning.
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Explain the economic activities of Africa
Answers
The economy of Africa consists of the trade, industry, agriculture, and human resources of the continent. As of 2019, approximately 1.3 billion people were living in 54 countries in Africa. Africa is a resource-rich continent. Recent growth has been due to growth in sales in commodities, services, and manufacturing.
Answer:
Explanation:
The main economic activity in Africa is agriculture, framed in two models: a traditional subsistence model and the other monoculture.
Likewise, another of the traditional resources is livestock, as well as fishing, which is generally exploited by foreign companies.
On the other hand, the mining area of the African culture stands out, in which the extraction of iron, manganese, copper, oil, natural gas, bauxite, uranium, gold and diamonds, destined for export, is predominant.
It should be noted that the African economy is characterized by having isolated developed territories, while the rest of the continent is plagued by underdeveloped countries, regions that are usually located on the coast and favorable lands for plantations and mining extraction.
an inability to access information in long-term memory is known as
Answers
An inability to access information in long-term memory is known as "retrograde amnesia." Retrograde amnesia refers to the loss or difficulty in recalling previously stored memories or information.
It can affect memories of events, facts, personal experiences, or even procedural knowledge. Retrograde amnesia can be caused by various factors such as brain injury, trauma, neurological disorders, or certain medical conditions. The extent and duration of retrograde amnesia can vary depending on the underlying cause and individual circumstances. It is important to note that retrograde amnesia specifically refers to the inability to retrieve previously acquired memories, whereas other forms of amnesia may involve difficulty forming new memories or a combination of both.
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Guys i am doing HW but i dont understand and these are my questions and are due by tomorrow
Prior to the establishment of the University of Georgia, what kinds of people do you think would have received a college education?
Why did Abraham Baldwin believe education should be more inclusive?
Think about it: Even after Baldwin made strides in educating more people in the state of Georgia, what groups of people were probably still excluded?
Answers
Answer:
Abraham Baldwin believed education should be more inclusive because he believed that education was the key for states to develop.
Explanation:
Read the statements given below and identify ‘democratic' and ‘undemocratic' features from it. Justify your view.(Two points for each). a. An election must offer a choice and fair opportunity to the people to change the current rulers. b.Censorship of press prevails. c. Voting rights should be available to educated people. d. Criticism of the government is not allowed.
Answers
Answer:
A. Democratic
B. Undemocratic
C. Undemocratic
D. Undemocratic
Explanation:
Democratic means or allows people to have freedom or access to civic rights, while undemocratic does not allow people or citizens to have access to civic rights.
This is because, a leader is chosen in a democratic government by the people of the country through voting, while in the undemocratic government, a leader imposed himself or herself on the citizens maybe by coup.
In a democratic government, all citizens, whether poor or rich have the rights to choose their leaders by voting.
And it is undemocratic when the press does not have freedom of information, voting right is restricted to certain group of people and when government can not be criticised.
True/False:the first epistles paul wrote to churches were 1 thessalonians and 2 thessalonians.
Answers
False. The first epistles that Paul wrote to churches were not 1 Thessalonians and 2 Thessalonians.
The first epistles that Paul wrote to churches were 1 Thessalonians and Galatians. 1 Thessalonians is considered one of Paul's earliest letters, written around 50-51 AD, addressing the church in Thessalonica. Galatians, written around the same time or slightly earlier, was also one of Paul's early letters and was addressed to the churches in the region of Galatia. 2 Thessalonians is believed to have been written later, as a follow-up to 1 Thessalonians, addressing further concerns and topics with the church in Thessalonica. It is not among the earliest letters written by Paul. So, the correct statement would be: False. The first epistles Paul wrote to churches were 1 Thessalonians and Galatians, not 1 Thessalonians and 2 Thessalonians.
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Select the correct answer from each drop-down menu.
The practice of pushes up and overturns the soil. It makes the soil looser and richer and the soil. This practice helps make much easier.
Answers
Answer: tilling
Explanation:
Tilling can be defined as the process in which the soil is turned up and down. This is done to remove the compactness of soil. The loose soil can be considered suitable for sowing seeds and growing crops. The soil fauna can survive in the soil and will break down the compost matter into nutrients which can be absorbed by the plants. Thus improves the fertility of soil.
A digital camera's autofocus feature uses which component to produce the sharpest possible
image?
the processor
the preview button
the image sensor
the focusing ring
Answers
Answer:
The processor
Got it right on my test.
A digital camera's autofocus feature uses the processor to produce the sharpest possible image. Thus option (A) is correct.
What is digital camera?A digital camera is a hardware device that captures photographs and stores the images as data on a memory card.
In this instead of recording the images on film, they are recorded digitally. Once a picture has been taken, it can be downloaded to a computer system, manipulated with a graphics program, and printed.
Unlike film photographs, which have an almost infinite resolution, digital photos are limited by the amount of memory in the camera, the optical resolution of the mechanism, and the resolution of the final output device.
A digital camera's autofocus feature uses the processor to produce the sharpest possible image. Therefore, option (A) is correct.
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Think about someone you know who you think may have been suffering from a mental illness. What were their symptoms? What do you think he or she might have been suffering from?
Answers
Some common symptoms of mental illness include:
1. Changes in mood: This could manifest as feelings of sadness, hopelessness, irritability, or anger.
2. Changes in behavior: This could include becoming withdrawn, isolating oneself from others, changes in sleep patterns, or changes in appetite.
3. Difficulty thinking or concentrating: This could manifest as trouble with decision-making, difficulty concentrating, or a decreased ability to remember things.
4. Unusual perceptions or beliefs: This could include delusions or hallucinations.
5. Unexplained physical problems: These could include headaches, stomachaches, or other physical symptoms that have no clear medical cause.
The type and severity of symptoms can vary greatly depending on the individual and the specific mental health condition they are experiencing. Some common mental health conditions that may present with these symptoms include depression, anxiety disorders, bipolar disorder, schizophrenia, and personality disorders. It's important to note that mental illness is complex and can be difficult to diagnose accurately, so it's essential to seek professional help from a mental health provider.
What strategy might a country use that is running a large trade surplus but lacking in currency?.
Answers
A trade surplus strategy might a country use that is running a large trade surplus but lacking in currency.
A trade fat is a profitable measure of a positive balance of trade, where a country's exports exceed its significance. It's the contrary of a trade deficit.
The balance of trade, marketable balance, or net exports, is the difference between the financial value of a nation's exports and significance over a certain time period. occasionally a distinction is made between a balance of trade for goods versus one for services. Trade supernumerary Trade overpluses do when a country exports more products than it imports. For illustration, if China were to export$ 1 trillion worth of goods and import only$ 200 billion worth of goods, it would have an$ 800 billion trade fat.
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"All that is valuable in human society depends upon the opportunity for development accorded the individual." justify the statement with reasonable points.
Answers
Answer:
We must reject the idea that every time a law's broken, society is guilty rather than the lawbreaker. It is time to restore the American precept that each individual is accountable for his actions.
Explanation:
Mention some issues for which you would to camping through nukkad natak
Answers
The correct answer to this open question is the following.
Although the question is not so clear, we can say the following.
One of the issues you can address using Nukkad Natak is social issues that affect society or some people in particular.
Nukkad Natak is like a street performance or representation that is used to convey social or important messages to the members of a community. Through this activity, people can convey ideas, perspectives, or morals of the story that make people think, react, or act on any determined subject that is affecting the community. It has been a good way to transmit messages through oral tradition, that in most times, is a good way to make people think.
1- What are your final thoughts of Joy’s talk on carnism? Why is this subject significant to Human-Animal Studies (HAS)?
2- There is a lot of discussion in the media right now about the cruelty in factory farming, the devastation and abuse of these animals, getting mother cows pregnant to then steal and give her milk to the industry while here babies are used for veal or put back into the milk industry; but MOST important in the media right now is the link to viruses such as SARS, COVID, H1NI being DIRECTLY linked to wet markets in China and the consumptions of LIVE domesticated and exotic animals who are crammed in tiny, filthy and painful cages, for food. Many Doctors warned after SARS in 2003 that this would keep coming back more, stronger. Despite everything, the opened the wet markets in China shortly after they were shut down. As of yesterday, that found a new strain of the virus on the cutting boards in the market. So maybe, here we go again. When will people learn. What are your thoughts?
Answers
1- Joy's talk on carnism brings attention to the significance of the subject in Human-Animal Studies (HAS). Carnism, which refers to the invisible belief system that conditions people to consume certain animals, is an important topic within HAS because it sheds light on the underlying ideologies and structures that perpetuate animal exploitation and oppression. By analyzing and challenging carnism, scholars in HAS aim to dismantle speciesism, promote animal rights, and foster a more compassionate and just society. Joy's talk likely provided insights into the psychological and sociocultural aspects of carnism, emphasizing the need for critical engagement with these issues in order to create positive change.
2- The media's current focus on the cruelty in factory farming and the connection between wet markets and the spread of viruses like SARS, COVID-19, and H1N1 highlights the urgent need for societal change. The mistreatment and abuse of animals in factory farming, where animals are subjected to cramped and unsanitary conditions, is morally troubling and poses serious public health risks. The recurrence of zoonotic diseases originating from wet markets underscores the potential consequences of our exploitative relationship with animals. Despite previous warnings and temporary closures, the reopening of wet markets in China without adequate precautions demonstrates a failure to learn from past mistakes. This pattern raises concerns about future outbreaks and emphasizes the importance of adopting sustainable and ethical practices in our relationship with animals to protect both animal welfare and public health.
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Why did the Cherokee develop a written language, adopt a written constitution, and begin publishing a newspaper in the 1820s?
Answers
Answer: Sequoyah
Explanation: took the test.
The Cherokee did all the above in order to make their nation stronger so they could better resist the U.S.
When the Cherokee realized that they were losing ground to the United States and its White settlers, they sought to find out what made the Whites so strong.
They decided that it might be beneficial to adopt some white customs to enable them get strong enough to protect their lands from the Whites. Some of those customs were:
They developed a written language to be more literate They developed a written constitution to better centralize government control They developed a newspaper to better communicate with their peopleIn conclusion, the Cherokee did all this to keep up with the White settlers.
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Why is the snow leopard an endangered species
Answers
Answer: Global Warming
Explanation: Ice is melting due to global warming and it destructs their habitats. That's why they're endagered.
Answer:
Most scientists estimate that there are between 4,000 and 6,500 snow leopards left in the wild. Some snow leopards are in zoos. The zoos work to help conserve the species. Snow leopards are endangered.
There are several reasons why the number of snow leopards is decreasing. Historically, and occasionally still today, snow leopards were hunted for their thick, soft fur. Other times snow leopards are killed by ranchers when the leopards attack their livestock. Humans now use some of the snow leopard’s habitat for farming and mining. This can make the snow leopards or their prey move to different habitats. Conservation groups are working to protect snow leopards and their habitat.
Explanation:
not the sample response
46. Which one of the following statements is not true about the British administration in Kenya? A. They appointed chiefs at the district level. B. They applied indirect rule in Western Kenya. C. The Legco was launched to make laws to govern the colony. D. In 1923, the colonial government appointed a missionary to represent African interests in the Legco.
Answers
Explanation:
Which word is an adjective?
1 point
beautiful
wave
cook
Which agency is an independent agency that is only concerned with monetary policy?
Answers
The agency that is an independent agency that is solely focused on monetary policy is the Federal Reserve System, also known as the "Fed".
The Fed is responsible for carrying out the monetary policy of the United States, which involves managing the nation's money supply, regulating banks and financial institutions, and conducting open market operations to influence interest rates and stabilize the economy. The Fed is unique in that it operates independently of the federal government and is not subject to political pressure or influence. Its primary objective is to promote maximum employment, stable prices, and moderate long-term interest rates. The Fed is headed by a board of governors appointed by the President and confirmed by the Senate, and its policies are guided by the Federal Open Market Committee (FOMC), which meets regularly to assess economic conditions and determine appropriate monetary policy. The Fed's independence and expertise in monetary policy make it a crucial component of the U.S. economy and a key player in global financial markets.
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In statistical inference, measurements are made on a sample or population?
Answers
In statistical inference, measurements are typically made on a sample in order to make inferences about the population.
This is because it is often not feasible or practical to measure the entire population, so a smaller subset (the sample) is selected and studied instead. By analyzing the measurements from the sample, statisticians can draw conclusions about the population as a whole. However, it is important to ensure that the sample is representative of the population in order for these inferences to be accurate.
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What’s the answer for this problem
Answers
The conclusion that can be made from the population pyramid of New Zealand is B. The country will be shrinking at a slow rate.
Why will the population of New Zealand shrink at a slow rate ?New Zealand has experienced a decline in birth rates over the past few decades. This means that there are fewer babies being born each year, which will eventually result in a smaller overall population.
New Zealand has an aging population, with a significant proportion of the population reaching retirement age. This means that there will be more people leaving the workforce than entering it, which can have implications for economic growth and development. This is shown in the population pyramid.
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Distinguish between formal and informal nature of groups. Give
Examples of characteristics of formal and informal aspects of group
life.
Answers
Formal and informal groups can be distinguished based on their nature and characteristics. Formal groups are structured and highly organized, with clear roles, responsibilities, and a designated leader.
They are created for specific purposes, such as work teams or committees.
Communication in formal groups is formal and adheres to established protocols.
On the other hand, informal groups are formed based on shared interests, values, and goals, lacking structured roles or a designated leader.
Examples include friends, families, or social clubs.
Communication within informal groups is more relaxed and informal.
While formal groups have specific objectives to achieve, informal groups are often formed for social or personal reasons.
Formal groups operate within defined criteria and qualifications for membership, while informal groups rely on voluntary participation rather than specific qualifications.
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how did the Jewish Persecution and The Holocaust event affect palestine
Answers
Choose all the items that reflect the beliefs of Shintoism.
A)
monotheism
B)
Love of nature
C)
ritual purity
D)
tradition and family
E)
belief in the Holy Trinity
Answers
Answer:
B) love of nature
C) ritual purity
D) tradition and family
Explanation:
its correct i did the usatestprep myself
questions about how a team will track schedule performance is related to a project’s scope. group of answer choices true false
Answers
This is false that how a team will track schedule performance is related to a project’s scope.
Project scope is an itemized outline of all facets of a project, including all accompanying projects, possessions, timelines, and results, in addition to the project's borders. Project scope is a habit to set bounds on your project and outline accurately what aims, deadlines, and project products you'll be occupied towards. By purifying your project opportunity, you can guarantee you hit your project goals and goals immediately or overdo them.
The scope statement is used to display the expected results, presumption, restraints, and additional main determinants under which the project will be brought. It further defines the project borderlines, authenticates the work responsibilities of each competitor, and processes expected understood all the while the project lifecycle.
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Which statements does the article support about Black and Indigenous people during the American Revolution? Choose four correct answers.
Both groups lost some of the territory they held following the war.
Both groups were divided in deciding which of the two sides to join.
Both groups were made promises by the two sides that were not kept.
Both groups made decisions about enlisting to help protect their people.
Both groups were unable to gain freedom for the majority of their people.
Both groups fought bravely no matter which side they joined in the conflict.
Answers
Answer:
B,C,D,F
Explanation:
The statements that the article support about Black and Indigenous people during the American Revolution are:
Both groups were divided in deciding which of the two sides to join.
Both groups were made promises by the two sides that were not kept.
Both groups made decisions about enlisting to help protect their people.
Both groups fought bravely no matter which side they joined in the conflict.
During the American Revolution, black people and Native Americans fought on opposing sides. Between 8,000 and 10,000 black people, or about 25% of America's armed forces, served in the Continental army at various points.
In 1783, when the army was ultimately disbanded, around 5,000 'free' black people were told they could go back to their homes. Even though some of the 5,000 were actually sla.ves, the military's dire need for soldiers meant that no one questioned sla.ves who claimed to be free men and wanted to enlist.
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Is this a miracle?
A child is stuck on a railway line. A train is coming, but the driver fails to see the child. However just in the nick of time the driver faints, his hand is taken off the lever and the train breaks automatically. The train then stops in front of the child.
Answers
Yes I think this is a miracle because the driver faints at the right time before the child gets ran over the train
Rita is experiencing a hard time remembering the items on her grocery list while she is at the store. She has to look at it several times to get all of the items on her list. However, when her daughter asks her about what she did last week, Rita can recite everything she did down to the last minute. Rita has trouble with _____ memory.
Answers
Answer:
The answer is "Working".
Explanation:
She finds it hard to recall the products on her daily menu while she's in the shop. To have all items on her list, she has to look at something numerous times. But She can tell her daughter all that she did until the very last moment when her daughter questions her as to what she did this week. She has work memory issues.
Which major ideas did Charles Darwin introduce in his writings? Choose all answers that are correct. Question 9 options: natural selection survival of the fittest the social contract the germ theory of disease.
Answers
According to sentence, the major ideas that Charles Darwin introduce in his writings include options A and B: Natural Selection and Survival of the Fittest.
Who is Charles Darwin?Charles Darwin was an famous naturalist and biologist. He was well known for his inventions to evolutionary biology.
His scientific theory about natural selection and survival of fitness considered as the foundation of modern studies.
Through these theories, Charles wanted to learn more about the variation in physical structure due to change in genes.
Therefore, correct options are A and B.
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Why were Nepalese people not satisfied
with Panchayat system? Write any four reason.
Answers
Answer:Well for starters, the King overthrew a democratic government and established a rule by a council that he chose. They were also split into classes and weren't allowed to criticize the king in any way. The military also had huge power and worked for the king so that was a problem for anyone who wanted to protest or anything similar.
Explanation:
brainliest me please
Write a two paragraphs about what problems people faced during the civil war
Answers
The Common Conflict greatly affected American culture and the nation than some other occasion in the nation's set of experiences. It was additionally the most horrendous experience suffered by any age of Americans. In any event, 620,000 troopers lost their lives in the conflict, 2% of the American populace in 1861. Destitution and helpless alleviation, particularly in the midst of intense food deficiencies, were significant difficulties confronting Virginia and Confederate specialists during the American Common Conflict. It had numerous significant repercussions which proceeded to lastingly affect the country. Among these were the Liberation Declaration; the Death of President Lincoln; the Recreation of Southern America; and the Jim Crow Laws.
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