A chain reaction results when a uranium atom is struck by a(n) ______ released by a nearby Uranium atom undergoing fission.

Answers

Answer 1

Final answer:

A chain reaction occurs when a uranium atom is struck by a neutron released by another fissioning uranium atom, leading to a series of fissions and an exponential increase in reactions if a critical mass is present.

Explanation:

A chain reaction results when a uranium atom is struck by a neutron released by a nearby Uranium atom undergoing fission. This is a key concept in nuclear physics, particularly when discussing the mechanisms driving nuclear reactors and atomic bombs. When a uranium-235 (U-235) atom captures a neutron, it becomes unstable and splits into two smaller atoms, a process known as fission. This fission releases a significant amount of binding energy and additional neutrons. The released neutrons can in turn cause the fission of other U-235 atoms, leading to a series of reactions that can grow exponentially in what is known as a nuclear chain reaction. For a chain reaction to be sustained, a critical mass of uranium is required to ensure that the neutrons produced are likely to collide with other fissile nuclei rather than escaping the material.


Related Questions

What role did the middle class, or bourgeoisie, play in the development of government?

Answers

Answer:

The main role of the middle class in the development of government is Tax payment.

Explanation:

The government needs financial sources to develop its duties, and in a liberal framework, only the private sector is allowed to work and produce economic wealth. The role of the government is to rule by collecting taxes from the private sector. With time the bourgeoisie will have access to the government as the result of social clashes summarized as "not taxes without representation"

Alexis is moving furniture, and she can't get a big armchair outside. She keeps trying to put the chair through the doorway the same way that she moved a smaller chair, but this strategy isn't working. Alexis is experiencing _____.

Answers

Answer:

fixation

Explanation:

Hello! The word fixation, in this case, refers to the action of stay, which generally symbolizes support. Alexis maintains a way to solve a problem that used to work, but not now because the object is much bigger, another strategy is necessary, not the one previously used.

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What is an effect of self-selection of media sources by individuals based on their own ideological biases?

Answers

Answer:

It will increase media bias via or through market competition.

Explanation:

Self- selection is an autonomy that people have to decide on their own. The effect of self-selection are the issues or problems that arrived after, and this is referred to as the self-selection bias.

Ideological bias can be referred to as the collection of ideas possessed by an individual or a group of people.

The effect of self-selection of media sources by individuals based on their own ideological biases is that it will increase the media bias via or through market competition.

Self- selection refers to an autonomy that people have to decide on their own.

A media bias means a act of bias among a journalists and news producers whereby the selection of many events and stories that are reported are based on personal interest.

Hence, the effect of self-selection of media sources by individuals based on their own ideological biases is that it will increase the media bias via or through market competition.

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A sign warning you that there is a place ahead where two roadways traveling in the same direction are coming together has _____________ on it.

Answers

A sign warning you that there is a place ahead where two roadways traveling in the same direction are coming together has arrows on it.

A sign that warns you about a place ahead where two roadways that move in the same direction meet at a point has an arrow that indicates the position of the road.

This is vital as it helps the driver to become alert as he approaches the roadways.

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Final answer:

A sign warning you that there is a place ahead where two roadways traveling in the same direction are coming together usually has an image of two parallel lines converging into one, imitating the process of road lanes merging.

Explanation:

The sign that warns you of a place ahead where two roadways traveling in the same direction are coming together typically has an image of two lanes merging into one. This symbol usually appears as two parallel lines that gradually come together to meet at a point, simulating the process of two lanes merging. It's an important traffic sign aimed at enhancing safety by notifying drivers of the upcoming merge, thus urging them to be cautious, slow down if necessary, and allow cars in the merging lane to enter their lane safely.

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A Charity is evaluating the effectiveness of its annual walk promotional campaign, in increasing walk participants and donations.What is the appropriate tool for evaluating performance?

Answers

Answer:

Result based management

Explanation:

Result based management is a management and planning strategy through which all elements  contribute either directly or indirectly to achieve the predefined goal of the organisation. All elements involving in any process ensured that their contribution to desired result should achieved at maximum level.

It is mode of monitoring and controlling the strategy used in attaining the company's goal.

Mr. Hegy plans his lessons to provide a framework for student learning, and he has positive expectations for all of his students. According to research, Mr. Hegy's students are likely to be

Answers

Answer: Motivated

Explanation:

Motivation is defined as the process in which a person is enthusiastic to perform any task or heading towards the goal.It stimulates the perform to do something and be interested to perform that with positivity and inspiration.

According to the question,Mr. Hegy's student will behave in a motivated manner towards the learning lesson session which is planned by Mr. Hegy as he is expecting a positive review for them.

A woman is deaf because of being homozygous recessive at an autosomal locus. She marries a deaf man who is also homozygous recessive at an autosomal locus. They have two children who have normal hearing. Assuming that this couple is the biological parents of these children, how is this situation most reasonably explained?

Answers

The correct answer is because of the mutant allele shows reduced penetrance and the normal son carries the mutant allele.

Final answer:

For a deaf couple, both homozygous recessive for deafness, to have children with normal hearing is highly unlikely without factors like genetic mosaicism, mutation, or errors in assumptions, considering autosomal recessive inheritance ensures that their offspring should also inherit deafness.

Explanation:

The question asks how it is possible for a deaf woman and a deaf man, both homozygous recessive for deafness, to have two children with normal hearing, assuming that the couple is the biological parents of these children. In the inheritance pattern of autosomal recessive traits, a trait becomes phenotypically apparent only when both alleles are recessive. For a deaf individual who is homozygous recessive (aa) for the trait, all of their gametes (eggs or sperm) carry the recessive allele. When two such individuals reproduce, the expected outcome is that all their offspring will also be homozygous recessive (aa) for the trait, and thus, also deaf. However, in the rare case where the children have normal hearing, one possible explanation is genetic mosaicism or an undetected mutation that restored hearing ability, or more intriguingly, an error in biological assumption about the parents' genotype or biological parentage. However, given the assumption of accurate biological parentage and genotypes, this situation would typically be considered highly unlikely without an alternative genetic or medical explanation.

According to the Taylor rule, the Fed should: A. lower the fed funds rate by 2% if inflation rises 1% above its target of 1% B. raise the fed funds rate by 2% if inflation rises 1% above its target of 1% C. lower the fed funds rate by 0.5% if inflation rises 1% above its target of 2% D. raise the fed funds rate by 0.5% if inflation rises 1% above its target of 2%

Answers

Answer:

correct option is D raise the fed funds rate by 0.5% if inflation rises 1% above its target of 2%

Explanation:

solution

Taylor Rule is invented in 1992 and it is interest rate forecasting model

As the product of John Taylor Rule is the 3 number

interest rate inflation rate GDP rate

and Taylor rule is that when GDP is equal to potential GDP and inflation rate is at its target rate of 2%

and the federal funds target rate should be 4%

so we can say here correct option is D raise the fed funds rate by 0.5% if inflation rises 1% above its target of 2%

In Buddhism, right __________ means, among other things, refraining from lying, slander, gossip, unkind, or rude words or abusive talk, and idle or misleading assertions

Answers

Answer:Right Speech

Explanation:

The Buddha focused openly on how how we can positively influence our own speech and verbal interaction in a way that ensures that it yields positivity. Right speech which is also referred to as Virtuous Speech or Wise Speech refers to a speech which yields peace and happiness in our lives and those around us.

The Buddha precisely defines the right speech as abstinence from harsh,malicious , and false speech.

Which means we must not speak false information that may bring conflict amongst people , we must not use sweating and hostile words and must not gossip. He believed speaking the truth is what brings us harmony and speaking kindly.

University students were observed to pull harder on a rope when they thought they were pulling alone than when they thought three others were pulling with them on the same rope. This best illustrates:

Answers

Answer:social loafing

Explanation:

Social loafing refers to how we tend to put less effort when we are doing something in a group, this means we do less than what we would do if we were doing that thing alone.

This occurs because we believe everyone is putting their effort hence we don't need to put 100%

Since in a group there is a sharing of different skills , abilities and talents we always feel that even if we put less effort the strength of the collected group will not suffer because one person.

Consequences of Social Loafing

Social loafing has its disadvantages for a group and for the person who is doing it , the dynamic of the group get impacted and also that person who contributed less is seen as a weak individual. It results to a lack of cohesion within the group members.

Resentment and conflict may arise which may impact the quality of the work produced by the group.

Amy is very excited for the day of her wedding. On that day she experiences a spike in happiness and this feeling lasts for about a month. Then, she returns to her "normal" levels of mood. What is this an example of:______.
1) Cyclical happiness
2) The "contrast effect"
3) The "marriage effect"
4) Adaptation

Answers

Answer:

Adaptation  

Explanation:

Adaptation is basically about to adapt self in the environment according to the need of a person. It is an ability to adapt self in a changing environment and experience. Learning is the best way to adapt self in a changing environment. Adaptation is phenomena through that we adopt our changing environment and that help us to cope up with changing environment. According to Jean Piaget, the adaptation occur in two ways:  

The accommodation The assimilation.  

Thus the adaptation is a very crucial and very critical part of our cognitive development. Through these two processes called assimilation and accommodation, an individual learns to take new information and to adapt in a new environment.

Sandra has relatively high subjective well-being. As such, we can predict she is most likely to do which of the following?

1. Choose all-natural medicines to treat her ailments instead of following medication regimens prescribed by her doctor.
2. Become more popular, making a lot of friends but having shallow, unrewarding friendships because of this.
3. Donate her time and money to help others in her community or around the world to try and make a difference.
4. Focus on earning more money at work so she can buy herself the gifts she's always wanted.

Answers

Answer:

3. Donate her time and money to help others in her community or around the world to try and make a difference.

Explanation:

High subjective well being of a person is determined by the level of satisfaction one has about his life. It includes both cognitive and affective domains of a person. It is determined by three components that are: life satisfaction, positive affect, and negative affect. When a person enjoys a high level of life satisfaction with greater positive affect and less negative affect he is said to have a high level of subjective well being.

Option third add value to the life of Sandra and therefore reflects her high level of subjective well being.

What should not be done when cooking fruits to prevent from becoming overcooked and mushy?a. careful timingb. add sugarc. add baking sodad. test them frequently

Answers

The correct answer is letter C

Explanation: What should not be done when cooking fruits to prevent from becoming overcooked and mushy is to add baking soda.

When walking or jogging on the shoulder of a roadway that does not have sidewalks and that is not within a business or residential district, a pedestrian must try to stay:

Answers

Answer:

on the left side, facing the vehicles.

Explanation:

Pedestrians are equal members of traffic, as any driver or bicycle rider. Of course, for them, the route should be as safe as the main car roads. It is always recommendable to walk on sidewalks, but if there are no sidewalks, pedestrians should pay attention.

If there are no sidewalks, a pedestrian should face the vehicles that are coming towards him. This way the risk of not seeing the car is lower.

If you are a cyclist, you should ride on the right side of the road, following the car.So, pedestrians should walk on the left side and cyclists on the right side.

Of course, not in every country, this rule is valuable. In countries like the UK and India, where the vehicles system is on the left side, pedestrians should walk on the right side.

Which of the following is/are good example(s) of data collection strategies for parents?A) Parents complete a log book entry when they implement intervention and provide a brief narrative description of their child's performance.B) Parents record the frequency of a specific behavior by recording a tally on a piece of paper if the child demonstrates the target behavior.C) Parents record whether a specific behavior occurred at least one time by recording a tally on a piece of paper if the child demonstrates the target behavior.D) Parents provide in depth information about a target behavior by recording whether his/her response was correct, what prompt the child needed to complete a task, and how the child was reinforced.

Answers

Final answer:

Options A, B, and D are good examples of data collection strategies for parents.

Explanation:

From the options provided, options A, B, and D are good examples of data collection strategies for parents.

In option A, parents completing a log book entry when they implement intervention and provide a brief narrative description of their child's performance allows them to track their child's progress.

In option B, recording the frequency of a specific behavior by tallying on a piece of paper helps parents monitor how often the behavior occurs.

In option D, providing in-depth information about a target behavior by recording the child's response, prompts used, and reinforcement received helps parents understand the factors contributing to the behavior.

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Richa, an instrumentation engineer, has been assigned a challenging task of designing a specialized device to sterilize medical equipment. Richa believes that hard work and perseverance will help her perform well and complete the design on time. Her belief turns out to be a factor of motivation for her.

Answers

Answer:

Expectancies

Explanation:

Why did a construction worker injured at Ground Zero start an online petition in 2015?
a. to mobilize voters
b. to support his candidate
c. to start a protest movement against terrorism
d. to help spread a video and make it go "viral"
e. to pressure Congress to pass a new law

Answers

Answer:

The correct answer for: Why did a construction worker injured at Ground Zero start an online petition in 2015?  Is: e) to pressure congress to pass a new law.

Explanation:

To understand this question we have to analyze the subject's behavior. First of all, he is an injured worker that started an online petition. But what would be his intention? a) to mobilize voters? incorrect, he had no intention of influencing voters. b) is also wrong, he didn't want to support any political parties or candidates. c) it could have started a protest movement, but he didn't have to go online to do that and his petition wasn't for that. D) He started a petition not shared a video to get "viral" status. e) his petition was to cover a need that wasn't specified in law. So he wanted to press Congress to pass it. Without considering if it was going to get supported or achieve "viral" status.

Answer:

D

Explanation:

When looking to promote your products and services locally, what are the benefits of using search engine ads?

Answers

Many people will be accessing and viewing your ads. You have a good chance of getting a local to click on your ad.

When using the context of a user’s mobile device type, which landing page element should be first evaluated for adding contextual marketing?

Answers

Answer:

When using the context of a user’s mobile device type, the landing page  element which should be first evaluated for adding contextual marketing is as follow:

The question on the form

Explanation:

When using the context of a user's mobile device type, the question on the form should be evaluated first for adding contextual marketing because this form is essential for contextual marketing accomplishment as it has important data and it should perform correctly.The other options can be like image, the redirect page should be evaluated later because if these options are working correctly but the form then our goal is not accomplished.

General guidelines for retirement ceremonies are contained in which of the following resources?

Answers

Answer:

The general guidelines for retirement ceremonies are contained in Naval Military Personnel Manual.

Explanation:

The Naval Military Personnel Manual serves as a repository of information on how to conduct various ceremonies on different occasions that are significant from the point of view of the defence services.Every single ceremony or procession in the defence services has a predetermined code of conduct. This code of conduct is followed as strictly as a protocol every single time.

Final answer:

The guidelines for retirement ceremonies are typically not found in academic texts but in official procedural documents of organizations. The importance of retirement planning in relation to physical and financial health is highlighted in the provided LibreTexts references.

Explanation:

General guidelines for retirement ceremonies may not be fully captured in the resources provided; however, these guidelines are typically found in official military, corporate, or organizational handbooks and protocol documents. For example, the U.S. military has publications such as AFM 36-2203, Air Force Manual, which detail the customs and procedures for retirement ceremonies within the service. While the LibreTexts references provided are helpful for understanding the concept of retirement and the importance of planning for it, they do not specifically address ceremonial guidelines.

Retirement ceremonies are important social events that celebrate the contributions of individuals transitioning to the retirement phase of their lives. Such ceremonies often follow a formal set of guidelines that ensure the ceremony is conducted with dignity and respect, honoring the retiree's service and dedication.

A well-planned retirement ceremony can provide closure and recognition for retirees, constituting an essential part of the retirement experience. It's beneficial for individuals to heed advice regarding maintaining physical and financial health for a peaceful retirement, as noted in the given resources.

CERTs should attempt to suppress only fires that are smaller than the size of a: A. Wastepaper can B. Pickup truck C. Wood shed D. Couch or sofa

Answers

Answer:

option A

Explanation:

The correct answer is option A

CERT is a Community emergency response team.

In this program, volunteers are educated to how to respond to any disaster. This program helps people to train in hazard situations such as fire safety, rescue, disaster medical operation, etc.

From the given option CERTs should attempt to suppress fires that are smaller than Wastepaper can.

Marcia proposed the concept of _____ to describe a person's position in the development of identity.

Answers

Answer:Identity Status

Explanation:

Identity Status Theory (Marcia)

Marcia tried to simplify and extend the work of Psychological development which was started by Erik Erikson and he used four identity statuses. It focuses on one's commitment based on personal and social personality.

Here are those four identity statuses which do not refer to stages and are not in an sequence.

Identity Diffusion – this is a status (during adolescence)in which someone hasn't established their own choices and are not commiting or looking to commit to any choice.

Identity Foreclosure – this is when an adolescent start to establish their roles values and goals and are ready to commit and confrom to what expected of them, eventhough they have not explored other options that are out there.

Identity Moratorium –this is a crisis status in which one is facing difficulties whilst trying to commit to only certain choices.

Identity Achievement – at this status one has established their own sense of identity.

In our macro Circular Flow, the Households are choosing to spend _________ billion dollars..

Answers

Answer:

3500

Explanation:

The circular flow of income is a model that explains the movement of money that passes through the hands of the different economic agents that are present in an economy.

In a very simplified way, we can summarize it in that the economy is formed by companies that produce and hire people, and homes that buy products and work for companies; and that the state receives tax money and redistributes it in the form of grants, pensions, public aid, etc.

Dolores could see the sock on the floor behind the clothes dryer. She straightened out a wire clothes hanger, made a hook on the end, and used it to fish the sock out from behind the dryer. Using operant conditioning terminology, straightening out the wire hanger and poking it behind the dryer would be the _____, and the retrieved sock would be the _____.

A. conditioned response; conditioned stimulus
B. unconditioned response; unconditioned stimulus
C. primary reinforcer; conditioned reinforcer
D. operant; reinforcing stimulus

Answers

Answer:

Ope-rant, reinforcing stimulus

Explanation:

Ope-rant is a process through which behavior has been changed with its consequences. But when an ope-rant occur then the response will be free and can occur again without ant problem. Other ope-rant are not available for every time.

This ope-rant is limited and not free from any obstacle or problem. Through ope-rant, the chances of the behavior will increase. There are many reinforcing stimuli present like a bell, tokens, money, TV serials, etc. These stimuli increase desirable behavior and help in reducing unwanted behavior.  

If a covenant is breached, an _______ can force compliance or payment of compensatory damages.

Answers

If a covenant is breached, an injunction can force compliance or payment of compensatory damages.

A covenant is typically created by mutually agreeing parties, but when one changes their mind and decides to end the agreement, the other party(ies) can ask a court to take injunctive measures. In legal terminology, an injunction is a document requiring a party to do something, or instructing them not to.

___________ is the act of taking a job traditionally performed by a designated agent (usually an employee) and outsourcing it to an undefined generally large group of people in the form of an open call.

Answers

The correct answer is

Crowdsourcing is the act of taking a job traditionally performed by a designated agent (usually an employee) and outsourcing it to an undefined generally large group of people in the form of an open call.

Jason just sat down to work on his term paper when his friends called and invited him to a party. If Jason decides he will only go to the party after he finishes outlining the term paper, his decision reflects the functioning of his Group of answer choices
a. id
b. superego
c. ego

Answers

Final answer:

Jason's decision to finish his term paper before attending the party is a behavior influenced by his ego, which mediates between his impulsive desires and moral standards.

Explanation:

When Jason decides he will only go to the party after he finishes outlining his term paper, his decision reflects the functioning of his ego. The ego is the rational part of our personality, which balances the impulsive desires of the id and the moralistic demands of the superego in the context of reality, operating on the reality principle. Freud's structural model of the psyche includes the id, which operates on the pleasure principle seeking immediate gratification; the superego, which serves as the moral compass instructing on right and wrong behavior; and the ego, which mediates between the demands of the id, the superego, and reality.

The provider attitudes study referenced at the end of the passage suggests that healthcare providers sometimes fail to consider which type of explanation of behavior?

Answers

Answer:

Situational

Explanation:

Situational behavior in medical terms refers to health-related behavior that is heavily influenced by external factors rather than the patient's internal drive, and this behavior often overlooked by healthcare provider.

For example, Many healthcare providers often wondering why many of the patients choose to eat unhealthy foods instead of preparing healthy ones by their own.

Even though they have good intentions, but they fail to realize that situational behaviors such as being poor or forced to take more than one jobs often make it difficult for people to cook their own healthy foods.

According to Elijah Anderson, there are two cultural forces running through poor neighborhoods that shape their reactions. These are street values and__________.

Answers

Answer:

decent values.

Explanation:

According to Elijah Anderson, there are two cultural forces running through poor neighborhoods that shape their reactions. These are street values and

decent values.

Elijah Anderson, mentioned two main forces that define the reaction of poor neighbors one is street value and other is decent value.

Beyond the Call: The True Story of One World War II Pilot's Covert Mission to Rescue POWs on the Eastern Front Jeremy Dronfield

Answers

Answer:

Beyond the call is a reported story of a son (Lee Trimble), telling the role his father played during world war II

Explanation:

Lee Trimble tells an untold story of the role his father played in a bid to rescue Prisoners of War during the World War II; and the role played by the US, England and Soviet Union.

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