question_id
stringlengths
2
5
question
stringlengths
11
120
title
stringlengths
2
67
answer
stringlengths
2
1.08k
label
class label
2 classes
Q469
how does nanotechnology affect health
Nanotechnology
The European Union has invested 1.2 billion and Japan 750 million dollars.
00
Q469
how does nanotechnology affect health
Nanotechnology
Nanotechnology as defined by size is naturally very broad, including fields of science as diverse as surface science , organic chemistry , molecular biology , semiconductor physics , microfabrication , etc.
00
Q469
how does nanotechnology affect health
Nanotechnology
The associated research and applications are equally diverse, ranging from extensions of conventional device physics to completely new approaches based upon molecular self-assembly , from developing new materials with dimensions on the nanoscale to direct control of matter on the atomic scale .
00
Q469
how does nanotechnology affect health
Nanotechnology
Scientists currently debate the future implications of nanotechnology .
00
Q469
how does nanotechnology affect health
Nanotechnology
Nanotechnology may be able to create many new materials and devices with a vast range of applications , such as in medicine , electronics , biomaterials and energy production.
11
Q469
how does nanotechnology affect health
Nanotechnology
On the other hand, nanotechnology raises many of the same issues as any new technology, including concerns about the toxicity and environmental impact of nanomaterials, and their potential effects on global economics, as well as speculation about various doomsday scenarios .
00
Q469
how does nanotechnology affect health
Nanotechnology
These concerns have led to a debate among advocacy groups and governments on whether special regulation of nanotechnology is warranted.
00
Q470
what countries were depended on USSR after 1945
Eastern Bloc
Map of the Eastern Bloc
00
Q470
what countries were depended on USSR after 1945
Eastern Bloc
The term Eastern Bloc or Communist Bloc refers to the former communist states of Central and Eastern Europe , generally the Soviet Union and the countries of the Warsaw Pact .
00
Q470
what countries were depended on USSR after 1945
Eastern Bloc
The terms Communist Bloc and Soviet Bloc were also used to denote groupings of states aligned with the Soviet Union, although these terms might include states outside Central and Eastern Europe .
00
Q474
how much water is the human body made of
Body water
In physiology , body water is the water content of the human body .
00
Q474
how much water is the human body made of
Body water
A significant fraction of the human body is water.
00
Q474
how much water is the human body made of
Body water
Arthur Guyton 's Textbook of Medical Physiology states that "the total amount of water in a man of average weight (70 kilograms) is approximately 40 litres, averaging 57 percent of his total body weight.
00
Q474
how much water is the human body made of
Body water
In a newborn infant, this may be as high as 75 percent of the body weight, but it progressively decreases from birth to old age, most of the decrease occurring during the first 10 years of life.
00
Q474
how much water is the human body made of
Body water
Also, obesity decreases the percentage of water in the body, sometimes to as low as 45 percent".
00
Q474
how much water is the human body made of
Body water
These figures are statistical averages, so are illustrative, and like all biostatistics, will vary with things like type of population, age and number of people sampled, and methodology.
00
Q474
how much water is the human body made of
Body water
So there is not, and cannot be, a figure that is exactly the same for all people, for this or any other physiological measure.
00
Q474
how much water is the human body made of
Body water
For example, Jackson's (1985) Anatomy & Physiology for Nurses gives a figure of 60% for the proportion of body-weight attributable to water, which approximates Guyton's 57%.
00
Q474
how much water is the human body made of
Body water
In diseased states where body water is affected, the compartment or compartments that have changed can give clues to the nature of the problem.
00
Q474
how much water is the human body made of
Body water
Body water is regulated by hormones , including anti-diuretic hormone (ADH), aldosterone and atrial natriuretic peptide .
00
Q474
how much water is the human body made of
Body water
Per Netter's Atlas of Human Physiology, body water is broken down into the following compartments:
00
Q474
how much water is the human body made of
Body water
Intracellular fluid (2/3 of body water).
00
Q474
how much water is the human body made of
Body water
Per Guyton, in a body containing 40 litres of fluid, about 25 litres is intracellular, which amounts to 62.5% (5/8), close enough to the 2/3 rule of thumb.
00
Q474
how much water is the human body made of
Body water
Jackson's texts states 70% of body fluid is intracellular.
00
Q474
how much water is the human body made of
Body water
Extracellular fluid (1/3 of body water).
00
Q474
how much water is the human body made of
Body water
Per Guyton's illustration, for a 40 litre body, about 15 litres is extracellular, which amounts to 37.5% Again, this is close to the 1/3 rule of thumb cited here.
00
Q474
how much water is the human body made of
Body water
Plasma (1/5 of extracellular fluid).
00
Q474
how much water is the human body made of
Body water
Per Guyton's illustration, of the 15 litres of extracellular fluid, plasma volume averages 3 litres.
00
Q474
how much water is the human body made of
Body water
This amounts to 20%, the same as per Netter's Atlas.
00
Q474
how much water is the human body made of
Body water
Interstitial fluid (4/5 of extracellular fluid)
00
Q474
how much water is the human body made of
Body water
Transcellular fluid (a.k.a. "third space," normally ignored in calculations)
00
Q474
how much water is the human body made of
Body water
Contained inside organs, such as the gastrointestinal , cerebrospinal , peritoneal, and ocular fluids.
00
Q475
what does low self esteem mean
Self-esteem
Self-esteem is a term used in psychology to reflect a person 's overall emotional evaluation of his or her own worth.
00
Q475
what does low self esteem mean
Self-esteem
It is a judgement of oneself as well as an attitude toward the self.
00
Q475
what does low self esteem mean
Self-esteem
Self-esteem encompasses beliefs (for example, "I am competent," "I am worthy") and emotions such as triumph, despair , pride and shame .
00
Q475
what does low self esteem mean
Self-esteem
Smith and Mackie define it by saying "The self-concept is what we think about the self; self-esteem, is the positive or negative evaluations of the self, as in how we feel about it."
00
Q475
what does low self esteem mean
Self-esteem
Self-esteem is also known as the evaluative dimension of the self that includes feelings of worthiness, prides and discouragement.
00
Q475
what does low self esteem mean
Self-esteem
One's self-esteem is also closely associated with self-consciousness .
00
Q475
what does low self esteem mean
Self-esteem
Self-esteem is a disposition that a person has which represents their judgements of their own worthiness.
00
Q475
what does low self esteem mean
Self-esteem
In the mid-1960s, Morris Rosenberg and social-learning theorists defined self-esteem as a personal worth or worthiness.
00
Q475
what does low self esteem mean
Self-esteem
Nathaniel Branden in 1969 defined self-esteem as "the experience of being competent to cope with the basic challenges of life and being worthy of happiness."
00
Q475
what does low self esteem mean
Self-esteem
According to Branden, self-esteem is the sum of self-confidence (a feeling of personal capacity) and self-respect (a feeling of personal worth).
00
Q475
what does low self esteem mean
Self-esteem
It exists as a consequence of the implicit judgement that every person has of their ability to face life's challenges, to understand and solve problems, and their right to achieve happiness , and be given respect.
00
Q475
what does low self esteem mean
Self-esteem
As a social psychological construct, self-esteem is attractive because researchers have conceptualized it as an influential predictor of relevant outcomes, such as academic achievement (Marsh 1990) or exercise behavior (Hagger et al. 1998).
00
Q475
what does low self esteem mean
Self-esteem
In addition, self-esteem has also been treated as an important outcome due to its close relation with psychological well-being (Marsh 1989).
00
Q475
what does low self esteem mean
Self-esteem
Self-esteem can apply specifically to a particular dimension (for example, "I believe I am a good writer and I feel happy about that") or a global extent (for example, "I believe I am a bad person, and feel bad about myself in general").
00
Q475
what does low self esteem mean
Self-esteem
Psychologists usually regard self-esteem as an enduring personality characteristic ("trait" self-esteem), though normal, short-term variations ("state" self-esteem) also exist.
00
Q475
what does low self esteem mean
Self-esteem
Synonyms or near-synonyms of self-esteem include: self-worth, self-regard, self-respect, and self-integrity.
00
Q477
how long has Pilkington company existed
Pilkington
Pilkington Group Limited is a multinational glass manufacturing company headquartered in St Helens , United Kingdom and a wholly owned subsidiary of the Japan-based NSG Group .
00
Q477
how long has Pilkington company existed
Pilkington
Prior to its acquisition by NSG in 2006 it was an independent company listed on the London Stock Exchange and for a time was a constituent of the FTSE 100 Index .
00
Q478
what does quotations do in search
Quotation
A quotation is the repetition of one expression as part of another one, particularly when the quoted expression is well-known or explicitly attributed by citation to its original source, and it is indicated by ( punctuated with) quotation marks .
00
Q478
what does quotations do in search
Quotation
A quotation can also refer to the repeated use of units of any other form of expression, especially parts of artistic works: elements of a painting , scenes from a movie or sections from a musical composition .
00
Q480
how does black pepper grow
Black pepper
Black pepper (Piper nigrum) is a flowering vine in the family Piperaceae , cultivated for its fruit , which is usually dried and used as a spice and seasoning .
11
Q480
how does black pepper grow
Black pepper
The fruit, known as a peppercorn when dried, is approximately in diameter, dark red when fully mature, and, like all drupes , contains a single seed .
00
Q480
how does black pepper grow
Black pepper
Peppercorns, and the ground pepper derived from them, may be described simply as pepper, or more precisely as black pepper (cooked and dried unripe fruit), green pepper (dried unripe fruit) and white pepper (dried ripe seeds).
00
Q480
how does black pepper grow
Black pepper
Black pepper is native to south India , and is extensively cultivated there and elsewhere in tropical regions.
00
Q480
how does black pepper grow
Black pepper
Currently Vietnam is the world's largest producer and exporter of pepper, producing 34% of the world's Piper nigrum crop as of 2008.
00
Q480
how does black pepper grow
Black pepper
Dried ground pepper has been used since antiquity for both its flavour and as a medicine .
00
Q480
how does black pepper grow
Black pepper
Black pepper is the world's most traded spice .
00
Q480
how does black pepper grow
Black pepper
It is one of the most common spices added to European cuisine and its descendants.
00
Q480
how does black pepper grow
Black pepper
The spiciness of black pepper is due to the chemical piperine , not to be confused with the capsaicin that gives fleshy peppers theirs.
00
Q480
how does black pepper grow
Black pepper
It is in the modern world, often paired with salt .
00
Q481
how frequent do you inspect hydrants
Fire hydrant
Fire hydrant in Charlottesville, Virginia, USA
00
Q481
how frequent do you inspect hydrants
Fire hydrant
A fire hydrant (also known colloquially as a fire plug in the United States or as a johnny pump in New York City ), is an active fire protection measure, and a source of water provided in most urban, suburban and rural areas with municipal water service to enable firefighters to tap into the municipal water supply to assist in extinguishing a fire.
00
Q481
how frequent do you inspect hydrants
Fire hydrant
Buildings near a hydrant may qualify for an insurance discount since firefighters should be able to more rapidly extinguish a fire on the insured property.
00
Q481
how frequent do you inspect hydrants
Fire hydrant
The concept of fire plugs dates to at least the 17th century.
00
Q481
how frequent do you inspect hydrants
Fire hydrant
This was a time when firefighters responding to a call would dig down to the wooden water mains and hastily bore a hole to secure water to fight fires.
00
Q481
how frequent do you inspect hydrants
Fire hydrant
The water would fill the hole creating a temporary well, and be transported from the well to the fire by bucket brigades or, later, by hand-pumped fire engines .
00
Q481
how frequent do you inspect hydrants
Fire hydrant
The holes were then plugged with stoppers, normally redwood, which over time came to be known as fire plugs.
00
Q481
how frequent do you inspect hydrants
Fire hydrant
The location of the plug would often be recorded or marked so that it could be reused in future fires.
00
Q481
how frequent do you inspect hydrants
Fire hydrant
This is the source of the colloquial term fire plug still used for fire hydrants today.
00
Q481
how frequent do you inspect hydrants
Fire hydrant
After the Great Fire of London in 1666, the city installed water mains with holes drilled at intervals, equipped with risers, allowing an access point to the wooden fire plugs from street level.
00
Q481
how frequent do you inspect hydrants
Fire hydrant
The invention of a post- or pillar-type fire hydrant is generally credited to Frederick Graff Sr., Chief Engineer of the Philadelphia Water Works around the year 1801.
00
Q481
how frequent do you inspect hydrants
Fire hydrant
It had a combination hose/faucet outlet and was of "wet barrel" design with the valve in the top.
00
Q481
how frequent do you inspect hydrants
Fire hydrant
It is said that Graff held the first patent for a fire hydrant, but this cannot be verified because the patent office in Washington D.C. caught on fire in 1836 destroying many patent records from that period in the process.
00
Q482
how south african leaders are elected
President of South Africa
The President of the Republic of South Africa is the head of state and head of government under South Africa's Constitution .
00
Q482
how south african leaders are elected
President of South Africa
From 1961 to 1994, the head of state was called the State President .
00
Q482
how south african leaders are elected
President of South Africa
The President is elected by members of the National Assembly , the lower house of Parliament , and is usually the leader of the largest party, which has been the African National Congress since the first non-racial elections were held on 27 April 1994.
11
Q482
how south african leaders are elected
President of South Africa
The role was originally founded to be distinct from the now defunct role of prime minister , but the two roles were merged in the 1983 constitution which specified a four-year term of office.
00
Q482
how south african leaders are elected
President of South Africa
The 1993 and later constitutions limits the president's time in office to two five-year terms.
00
Q482
how south african leaders are elected
President of South Africa
The first President to be elected under the new constitution was Nelson Mandela , and the incumbent president is Jacob Zuma .
00
Q482
how south african leaders are elected
President of South Africa
Under the interim Constitution (valid from 1994 to 1996), there was a Government of National Unity , in which an MP from the largest opposition party was entitled to a position as Deputy President .
00
Q482
how south african leaders are elected
President of South Africa
Along with Thabo Mbeki, the last State President, F.W. De Klerk also served as Deputy President, in his capacity as the leader of the National Party which was the second-largest party in the new Parliament.
00
Q482
how south african leaders are elected
President of South Africa
But De Klerk later resigned and went into opposition with his party.
00
Q482
how south african leaders are elected
President of South Africa
A voluntary coalition government continues to exist under the new constitution (adopted in 1996), although there have been no appointments of opposition politicians to the post of deputy president.
00
Q483
how school librarians support students with disabilities in europe
Special education
Special education or special needs education is the education of students with special needs in a way that addresses the students' individual differences and needs.
00
Q483
how school librarians support students with disabilities in europe
Special education
Ideally, this process involves the individually planned and systematically monitored arrangement of teaching procedures, adapted equipment and materials, accessible settings, and other interventions designed to help learners with special needs achieve a higher level of personal self-sufficiency and success in school and community than would be available if the student were only given access to a typical classroom education.
00
Q483
how school librarians support students with disabilities in europe
Special education
Common special needs include challenges with learning , communication challenges, emotional and behavioral disorders , physical disabilities , and developmental disorders .
00
Q483
how school librarians support students with disabilities in europe
Special education
Students with these kinds of special needs are likely to benefit from additional educational services such as different approaches to teaching, use of technology, a specifically adapted teaching area, or resource room .
00
Q483
how school librarians support students with disabilities in europe
Special education
Intellectual giftedness is a difference in learning and can also benefit from specialized teaching techniques or different educational programs, but the term "special education" is generally used to specifically indicate instruction of students whose special needs reduce their ability to learn independently or in an ordinary classroom, and gifted education is handled separately.
00
Q483
how school librarians support students with disabilities in europe
Special education
In most developed countries, educators are modifying teaching methods and environments so that the maximum number of students are served in general education environments.
00
Q483
how school librarians support students with disabilities in europe
Special education
Special education in developed countries is often regarded less as a "place" and more as "a range of services, available in every school."
00
Q483
how school librarians support students with disabilities in europe
Special education
Integration can reduce social stigmas and improve academic achievement for many students.
00
Q483
how school librarians support students with disabilities in europe
Special education
The opposite of special education is general education.
00
Q483
how school librarians support students with disabilities in europe
Special education
General education is the standard curriculum presented with standard teaching methods and without additional supports.
00
Q484
what does the name "soros" mean?
George Soros
George Soros ( or ; ; ; born August 12, 1930, as Schwartz György) is a Hungarian-American business magnate , investor , and philanthropist .
00
Q484
what does the name "soros" mean?
George Soros
He is the chairman of Soros Fund Management .
00
Q484
what does the name "soros" mean?
George Soros
Soros supports progressive-liberal causes.
00
Q484
what does the name "soros" mean?
George Soros
He is known as "The Man Who Broke the Bank of England " because of his in investment profits during the 1992 Black Wednesday UK currency crisis .
00
Q484
what does the name "soros" mean?
George Soros
Between 1979 and 2011, Soros gave away over $8 billion to human rights, public health, and education causes.
00