id stringlengths 24 24 | question stringlengths 1 270 | answer stringlengths 1 239 | documents listlengths 1 1 |
|---|---|---|---|
56e75f4b37bdd419002c3f0a | In the United States, what units are used when stating the measurements of paper thickness? | thousandths of an inch | [
"Paper\n\nThe thickness of paper is often measured by caliper, which is typically given in thousandths of an inch in the United States and in thousandths of a mm in the rest of the world. Paper may be between 0.07 and 0.18 millimetres (0.0028 and 0.0071 in) thick."
] |
56e75f4b37bdd419002c3f0b | Someone measuring the thickness of paper in the UK is likely to use what unit? | mm | [
"Paper\n\nThe thickness of paper is often measured by caliper, which is typically given in thousandths of an inch in the United States and in thousandths of a mm in the rest of the world. Paper may be between 0.07 and 0.18 millimetres (0.0028 and 0.0071 in) thick."
] |
56e75f4b37bdd419002c3f0d | Sated in inches, what is the common range of paper thickness? | 0.0028 and 0.0071 in | [
"Paper\n\nThe thickness of paper is often measured by caliper, which is typically given in thousandths of an inch in the United States and in thousandths of a mm in the rest of the world. Paper may be between 0.07 and 0.18 millimetres (0.0028 and 0.0071 in) thick."
] |
56e7601000c9c71400d77044 | What characteristic is paper usually classified by? | weight | [
"Paper\n\nPaper is often characterized by weight. In the United States, the weight assigned to a paper is the weight of a ream, 500 sheets, of varying \"basic sizes\", before the paper is cut into the size it is sold to end customers. For example, a ream of 20 lb, 8.5 in × 11 in (216 mm × 279 mm) paper weighs 5 pou... |
56e7601000c9c71400d77045 | In the US, the weight of what is used to classify paper for sale? | a ream | [
"Paper\n\nPaper is often characterized by weight. In the United States, the weight assigned to a paper is the weight of a ream, 500 sheets, of varying \"basic sizes\", before the paper is cut into the size it is sold to end customers. For example, a ream of 20 lb, 8.5 in × 11 in (216 mm × 279 mm) paper weighs 5 pou... |
56e7601000c9c71400d77046 | Paper rated at over 110lb is considered what type of stock? | card | [
"Paper\n\nPaper is often characterized by weight. In the United States, the weight assigned to a paper is the weight of a ream, 500 sheets, of varying \"basic sizes\", before the paper is cut into the size it is sold to end customers. For example, a ream of 20 lb, 8.5 in × 11 in (216 mm × 279 mm) paper weighs 5 pou... |
56e7621400c9c71400d77068 | What ISO sizing system does Europe use? | ISO 216 | [
"Paper\n\nIn Europe, and other regions using the ISO 216 paper sizing system, the weight is expressed in grammes per square metre (g/m2 or usually just g) of the paper. Printing paper is generally between 60 g and 120 g. Anything heavier than 160 g is considered card. The weight of a ream therefore depends on the d... |
56e7621400c9c71400d7706b | If paper is over 160g what is it considered as? | card | [
"Paper\n\nIn Europe, and other regions using the ISO 216 paper sizing system, the weight is expressed in grammes per square metre (g/m2 or usually just g) of the paper. Printing paper is generally between 60 g and 120 g. Anything heavier than 160 g is considered card. The weight of a ream therefore depends on the d... |
56e7621400c9c71400d7706c | Besides thickness, what attribute is used in stating the weight of a ream in Europe? | dimensions | [
"Paper\n\nIn Europe, and other regions using the ISO 216 paper sizing system, the weight is expressed in grammes per square metre (g/m2 or usually just g) of the paper. Printing paper is generally between 60 g and 120 g. Anything heavier than 160 g is considered card. The weight of a ream therefore depends on the d... |
56e7627c37bdd419002c3f1d | Commercial paper is commonly defined by what? | length and width | [
"Paper\n\nMost commercial paper sold in North America is cut to standard paper sizes based on customary units and is defined by the length and width of a sheet of paper."
] |
56e7627c37bdd419002c3f1e | Most commercial paper in North America is cut in what manner? | standard paper sizes | [
"Paper\n\nMost commercial paper sold in North America is cut to standard paper sizes based on customary units and is defined by the length and width of a sheet of paper."
] |
56e7627c37bdd419002c3f1f | Standard paper sizes are usually described with what terms? | length and width | [
"Paper\n\nMost commercial paper sold in North America is cut to standard paper sizes based on customary units and is defined by the length and width of a sheet of paper."
] |
56e7632700c9c71400d7707c | Most countries besides the US use what ISO System? | ISO 216 | [
"Paper\n\nThe ISO 216 system used in most other countries is based on the surface area of a sheet of paper, not on a sheet's width and length. It was first adopted in Germany in 1922 and generally spread as nations adopted the metric system. The largest standard size paper is A0 (A zero), measuring one square meter... |
56e7632700c9c71400d7707d | What country first adopted the ISO 216 standard? | Germany | [
"Paper\n\nThe ISO 216 system used in most other countries is based on the surface area of a sheet of paper, not on a sheet's width and length. It was first adopted in Germany in 1922 and generally spread as nations adopted the metric system. The largest standard size paper is A0 (A zero), measuring one square meter... |
56e7632700c9c71400d7707e | What is the largest standard size paper? | A0 | [
"Paper\n\nThe ISO 216 system used in most other countries is based on the surface area of a sheet of paper, not on a sheet's width and length. It was first adopted in Germany in 1922 and generally spread as nations adopted the metric system. The largest standard size paper is A0 (A zero), measuring one square meter... |
56e7632700c9c71400d7707f | How many sheets of A1 paper would cover one single piece of A0 paper? | 2 | [
"Paper\n\nThe ISO 216 system used in most other countries is based on the surface area of a sheet of paper, not on a sheet's width and length. It was first adopted in Germany in 1922 and generally spread as nations adopted the metric system. The largest standard size paper is A0 (A zero), measuring one square meter... |
56e7632700c9c71400d77080 | What is the lowest numbered A paper that is commonly used at home? | A3 | [
"Paper\n\nThe ISO 216 system used in most other countries is based on the surface area of a sheet of paper, not on a sheet's width and length. It was first adopted in Germany in 1922 and generally spread as nations adopted the metric system. The largest standard size paper is A0 (A zero), measuring one square meter... |
56e763f737bdd419002c3f2d | What is the lightest density of paper produced? | tissue paper | [
"Paper\n\nThe density of paper ranges from 250 kg/m3 (16 lb/cu ft) for tissue paper to 1,500 kg/m3 (94 lb/cu ft) for some speciality paper. Printing paper is about 800 kg/m3 (50 lb/cu ft)."
] |
56e763f737bdd419002c3f2e | What is the common density of printing paper? | 800 kg/m3 | [
"Paper\n\nThe density of paper ranges from 250 kg/m3 (16 lb/cu ft) for tissue paper to 1,500 kg/m3 (94 lb/cu ft) for some speciality paper. Printing paper is about 800 kg/m3 (50 lb/cu ft)."
] |
56e7650200c9c71400d77098 | What acidic salts were commonly found in the early types of paper produced? | Alum | [
"Paper\n\nMuch of the early paper made from wood pulp contained significant amounts of alum, a variety of aluminium sulfate salts that is significantly acidic. Alum was added to paper to assist in sizing, making it somewhat water resistant so that inks did not \"run\" or spread uncontrollably. Early papermakers did... |
56e7650200c9c71400d77099 | Early papermakers added alum to help in what process? | sizing | [
"Paper\n\nMuch of the early paper made from wood pulp contained significant amounts of alum, a variety of aluminium sulfate salts that is significantly acidic. Alum was added to paper to assist in sizing, making it somewhat water resistant so that inks did not \"run\" or spread uncontrollably. Early papermakers did... |
56e7650200c9c71400d7709b | How was rag paper superior to the early types of paper made using alum? | more stable | [
"Paper\n\nMuch of the early paper made from wood pulp contained significant amounts of alum, a variety of aluminium sulfate salts that is significantly acidic. Alum was added to paper to assist in sizing, making it somewhat water resistant so that inks did not \"run\" or spread uncontrollably. Early papermakers did... |
56e765dc37bdd419002c3f36 | What particle is associated with the yellowing of newspapers? | lignin | [
"Paper\n\nPaper made from mechanical pulp contains significant amounts of lignin, a major component in wood. In the presence of light and oxygen, lignin reacts to give yellow materials, which is why newsprint and other mechanical paper yellows with age. Paper made from bleached kraft or sulfite pulps does not conta... |
56e765dc37bdd419002c3f38 | A book is likely made with paper that has low amounts of what component of wood? | lignin | [
"Paper\n\nPaper made from mechanical pulp contains significant amounts of lignin, a major component in wood. In the presence of light and oxygen, lignin reacts to give yellow materials, which is why newsprint and other mechanical paper yellows with age. Paper made from bleached kraft or sulfite pulps does not conta... |
56e765dc37bdd419002c3f39 | What does lignin react to to produce the yellowing you see in newspapers? | light and oxygen | [
"Paper\n\nPaper made from mechanical pulp contains significant amounts of lignin, a major component in wood. In the presence of light and oxygen, lignin reacts to give yellow materials, which is why newsprint and other mechanical paper yellows with age. Paper made from bleached kraft or sulfite pulps does not conta... |
56e7671700c9c71400d770b9 | Who sponsored the tests that show that all papers are subject to acid decay? | Library of Congress | [
"Paper\n\nPaper made from wood pulp is not necessarily less durable than a rag paper. The ageing behavior of a paper is determined by its manufacture, not the original source of the fibres. Furthermore, tests sponsored by the Library of Congress prove that all paper is at risk of acid decay, because cellulose itsel... |
56e7671700c9c71400d770ba | Besides formic, acetic, and lactic acid, what type of acid does cellulose produce? | oxalic | [
"Paper\n\nPaper made from wood pulp is not necessarily less durable than a rag paper. The ageing behavior of a paper is determined by its manufacture, not the original source of the fibres. Furthermore, tests sponsored by the Library of Congress prove that all paper is at risk of acid decay, because cellulose itsel... |
56e767c137bdd419002c3f5e | How many times more yield does the mechanical pulping process produce when compared to to the chemical pulping process? | twice | [
"Paper\n\nMechanical pulping yields almost a tonne of pulp per tonne of dry wood used, which is why mechanical pulps are sometimes referred to as \"high yield\" pulps. With almost twice the yield as chemical pulping, mechanical pulps is often cheaper. Mass-market paperback books and newspapers tend to use mechanica... |
56e767c137bdd419002c3f5f | What type of process is used to produce most paper used in paperback books? | Mechanical | [
"Paper\n\nMechanical pulping yields almost a tonne of pulp per tonne of dry wood used, which is why mechanical pulps are sometimes referred to as \"high yield\" pulps. With almost twice the yield as chemical pulping, mechanical pulps is often cheaper. Mass-market paperback books and newspapers tend to use mechanica... |
56e767c137bdd419002c3f60 | What level of acid is usually found in the paper used by book publishers? | acid-free | [
"Paper\n\nMechanical pulping yields almost a tonne of pulp per tonne of dry wood used, which is why mechanical pulps are sometimes referred to as \"high yield\" pulps. With almost twice the yield as chemical pulping, mechanical pulps is often cheaper. Mass-market paperback books and newspapers tend to use mechanica... |
56e768a600c9c71400d770d4 | In the last 40 years, how much has worldwide paper consumption risen? | 400% | [
"Paper\n\nWorldwide consumption of paper has risen by 400% in the past 40 years leading to increase in deforestation, with 35% of harvested trees being used for paper manufacture. Most paper companies also plant trees to help regrow forests. Logging of old growth forests accounts for less than 10% of wood pulp, but... |
56e768a600c9c71400d770d5 | What percentage of harvested trees are used in the manufacturing of paper? | 35% | [
"Paper\n\nWorldwide consumption of paper has risen by 400% in the past 40 years leading to increase in deforestation, with 35% of harvested trees being used for paper manufacture. Most paper companies also plant trees to help regrow forests. Logging of old growth forests accounts for less than 10% of wood pulp, but... |
56e768a600c9c71400d770d6 | What do many paper companies do to ensure the health of forests? | plant trees | [
"Paper\n\nWorldwide consumption of paper has risen by 400% in the past 40 years leading to increase in deforestation, with 35% of harvested trees being used for paper manufacture. Most paper companies also plant trees to help regrow forests. Logging of old growth forests accounts for less than 10% of wood pulp, but... |
56e768a600c9c71400d770d7 | What percentage of wood pulp comes from old-growth trees? | 10% | [
"Paper\n\nWorldwide consumption of paper has risen by 400% in the past 40 years leading to increase in deforestation, with 35% of harvested trees being used for paper manufacture. Most paper companies also plant trees to help regrow forests. Logging of old growth forests accounts for less than 10% of wood pulp, but... |
56e7691537bdd419002c3f6d | What percentage of total waste can be attributed to paper? | 40% | [
"Paper\n\nPaper waste accounts for up to 40% of total waste produced in the United States each year, which adds up to 71.6 million tons of paper waste per year in the United States alone. The average office worker in the US prints 31 pages every day. Americans also use on the order of 16 billion paper cups per year... |
56e7691537bdd419002c3f6e | How many millions of tons of paper are wasted in the US each year? | 71.6 million | [
"Paper\n\nPaper waste accounts for up to 40% of total waste produced in the United States each year, which adds up to 71.6 million tons of paper waste per year in the United States alone. The average office worker in the US prints 31 pages every day. Americans also use on the order of 16 billion paper cups per year... |
56e7691537bdd419002c3f6f | How many paper cups are used by Americans each year? | 16 billion | [
"Paper\n\nPaper waste accounts for up to 40% of total waste produced in the United States each year, which adds up to 71.6 million tons of paper waste per year in the United States alone. The average office worker in the US prints 31 pages every day. Americans also use on the order of 16 billion paper cups per year... |
56e7691537bdd419002c3f70 | How many pages are printed by the average office worker in the US each day? | 31 | [
"Paper\n\nPaper waste accounts for up to 40% of total waste produced in the United States each year, which adds up to 71.6 million tons of paper waste per year in the United States alone. The average office worker in the US prints 31 pages every day. Americans also use on the order of 16 billion paper cups per year... |
56e76a5800c9c71400d770f3 | What process of papermaking is most heavily linked to the pollution? | bleaching | [
"Paper\n\nConventional bleaching of wood pulp using elemental chlorine produces and releases into the environment large amounts of chlorinated organic compounds, including chlorinated dioxins. Dioxins are recognized as a persistent environmental pollutant, regulated internationally by the Stockholm Convention on Pe... |
56e76a5800c9c71400d770f4 | How are humans commonly exposed to the byproducts of the bleaching process? | through food | [
"Paper\n\nConventional bleaching of wood pulp using elemental chlorine produces and releases into the environment large amounts of chlorinated organic compounds, including chlorinated dioxins. Dioxins are recognized as a persistent environmental pollutant, regulated internationally by the Stockholm Convention on Pe... |
56e76a5800c9c71400d770f5 | Where are dioxins stored in our animal sources of food? | fatty tissue | [
"Paper\n\nConventional bleaching of wood pulp using elemental chlorine produces and releases into the environment large amounts of chlorinated organic compounds, including chlorinated dioxins. Dioxins are recognized as a persistent environmental pollutant, regulated internationally by the Stockholm Convention on Pe... |
56e76a5800c9c71400d770f6 | What agency internationally regulates dioxins? | the Stockholm Convention on Persistent Organic Pollutants | [
"Paper\n\nConventional bleaching of wood pulp using elemental chlorine produces and releases into the environment large amounts of chlorinated organic compounds, including chlorinated dioxins. Dioxins are recognized as a persistent environmental pollutant, regulated internationally by the Stockholm Convention on Pe... |
56e76b5600c9c71400d770fc | What product used in the sale ofpaper is newly used by manufacturers in an effort to be more environmentally friendly? | paperfoam | [
"Paper\n\nSome manufacturers have started using a new, significantly more environmentally friendly alternative to expanded plastic packaging. Made out of paper, and known commercially as paperfoam, the new packaging has very similar mechanical properties to some expanded plastic packaging, but is biodegradable and ... |
56e76b5600c9c71400d770fd | What is the main benefit of using paperfoam over traditional shrink-wrap? | biodegradable | [
"Paper\n\nSome manufacturers have started using a new, significantly more environmentally friendly alternative to expanded plastic packaging. Made out of paper, and known commercially as paperfoam, the new packaging has very similar mechanical properties to some expanded plastic packaging, but is biodegradable and ... |
56e76b5600c9c71400d770fe | What is paperfoam primarily made of? | paper | [
"Paper\n\nSome manufacturers have started using a new, significantly more environmentally friendly alternative to expanded plastic packaging. Made out of paper, and known commercially as paperfoam, the new packaging has very similar mechanical properties to some expanded plastic packaging, but is biodegradable and ... |
56e76b5600c9c71400d770ff | How is paperfoam commonly disposed of? | recycled | [
"Paper\n\nSome manufacturers have started using a new, significantly more environmentally friendly alternative to expanded plastic packaging. Made out of paper, and known commercially as paperfoam, the new packaging has very similar mechanical properties to some expanded plastic packaging, but is biodegradable and ... |
56e76bdd00c9c71400d77104 | What is newly used as a coating in high grease applications? | corn protein | [
"Paper\n\nWith increasing environmental concerns about synthetic coatings (such as PFOA) and the higher prices of hydrocarbon based petrochemicals, there is a focus on zein (corn protein) as a coating for paper in high grease applications such as popcorn bags."
] |
56e76bdd00c9c71400d77106 | Popcorn bags produced modernly are likely to use what type of coating? | corn protein | [
"Paper\n\nWith increasing environmental concerns about synthetic coatings (such as PFOA) and the higher prices of hydrocarbon based petrochemicals, there is a focus on zein (corn protein) as a coating for paper in high grease applications such as popcorn bags."
] |
56e76bdd00c9c71400d77107 | PFOA is what type of coating? | synthetic | [
"Paper\n\nWith increasing environmental concerns about synthetic coatings (such as PFOA) and the higher prices of hydrocarbon based petrochemicals, there is a focus on zein (corn protein) as a coating for paper in high grease applications such as popcorn bags."
] |
56e6b7e56fe0821900b8eb3a | Along with pop, soul, rhythm and blues, quiet storm, and rock, what musical style influenced adult contemporary? | easy listening | [
"Adult_contemporary_music\n\nAdult contemporary music (AC) is a style of music, ranging from 1960s vocal and 1970s soft rock music to predominantly ballad-heavy music of the present day, with varying degrees of easy listening, pop, soul, rhythm and blues, quiet storm, and rock influence. Adult contemporary is rathe... |
56e6b7e56fe0821900b8eb3b | What was the prevailing style of adult contemporary music in the 1970s? | soft rock | [
"Adult_contemporary_music\n\nAdult contemporary music (AC) is a style of music, ranging from 1960s vocal and 1970s soft rock music to predominantly ballad-heavy music of the present day, with varying degrees of easy listening, pop, soul, rhythm and blues, quiet storm, and rock influence. Adult contemporary is rathe... |
56e6b7e56fe0821900b8eb3c | What type of adult contemporary music was popular in the 1960s? | vocal | [
"Adult_contemporary_music\n\nAdult contemporary music (AC) is a style of music, ranging from 1960s vocal and 1970s soft rock music to predominantly ballad-heavy music of the present day, with varying degrees of easy listening, pop, soul, rhythm and blues, quiet storm, and rock influence. Adult contemporary is rathe... |
56e6b7e56fe0821900b8eb3d | What does the acronym AC stand for? | Adult contemporary | [
"Adult_contemporary_music\n\nAdult contemporary music (AC) is a style of music, ranging from 1960s vocal and 1970s soft rock music to predominantly ballad-heavy music of the present day, with varying degrees of easy listening, pop, soul, rhythm and blues, quiet storm, and rock influence. Adult contemporary is rathe... |
56e6b7e56fe0821900b8eb3e | Along with easy listening, adult contemporary is a modern day continuation of what style of music? | soft rock | [
"Adult_contemporary_music\n\nAdult contemporary music (AC) is a style of music, ranging from 1960s vocal and 1970s soft rock music to predominantly ballad-heavy music of the present day, with varying degrees of easy listening, pop, soul, rhythm and blues, quiet storm, and rock influence. Adult contemporary is rathe... |
56e6b8436fe0821900b8eb44 | Along with harmonies, what aspect of music is emphasized in adult contemporary? | melody | [
"Adult_contemporary_music\n\nAdult contemporary tends to have lush, soothing and highly polished qualities where emphasis on melody and harmonies is accentuated. It is usually melodic enough to get a listener's attention, and is inoffensive and pleasurable enough to work well as background music. Like most of pop m... |
56e6b8436fe0821900b8eb45 | What is the typical structure of an adult contemporary song? | verse–chorus structure | [
"Adult_contemporary_music\n\nAdult contemporary tends to have lush, soothing and highly polished qualities where emphasis on melody and harmonies is accentuated. It is usually melodic enough to get a listener's attention, and is inoffensive and pleasurable enough to work well as background music. Like most of pop m... |
56e6b8436fe0821900b8eb46 | With what broader style of music does adult contemporary share its structure? | pop music | [
"Adult_contemporary_music\n\nAdult contemporary tends to have lush, soothing and highly polished qualities where emphasis on melody and harmonies is accentuated. It is usually melodic enough to get a listener's attention, and is inoffensive and pleasurable enough to work well as background music. Like most of pop m... |
56e6b8436fe0821900b8eb47 | Along with being pleasurable, what trait makes adult contemporary appropriate for background music? | inoffensive | [
"Adult_contemporary_music\n\nAdult contemporary tends to have lush, soothing and highly polished qualities where emphasis on melody and harmonies is accentuated. It is usually melodic enough to get a listener's attention, and is inoffensive and pleasurable enough to work well as background music. Like most of pop m... |
56e6b8c76fe0821900b8eb4c | What type of song is frequently seen in the adult contemporary genre? | romantic sentimental ballads | [
"Adult_contemporary_music\n\nAdult contemporary is heavy on romantic sentimental ballads which mostly use acoustic instruments (though bass guitar is usually used) such as acoustic guitars, pianos, saxophones, and sometimes an orchestral set. The electric guitars are normally faint and high-pitched. However, recent... |
56e6b8c76fe0821900b8eb4d | Along with synthesizers, what electronic instruments sometimes appear in modern adult contemporary? | drum machines | [
"Adult_contemporary_music\n\nAdult contemporary is heavy on romantic sentimental ballads which mostly use acoustic instruments (though bass guitar is usually used) such as acoustic guitars, pianos, saxophones, and sometimes an orchestral set. The electric guitars are normally faint and high-pitched. However, recent... |
56e6b8c76fe0821900b8eb4e | What general type of instruments tend to be used in adult contemporary? | acoustic | [
"Adult_contemporary_music\n\nAdult contemporary is heavy on romantic sentimental ballads which mostly use acoustic instruments (though bass guitar is usually used) such as acoustic guitars, pianos, saxophones, and sometimes an orchestral set. The electric guitars are normally faint and high-pitched. However, recent... |
56e6b8c76fe0821900b8eb4f | What electric instrument is often seen in adult contemporary? | bass guitar | [
"Adult_contemporary_music\n\nAdult contemporary is heavy on romantic sentimental ballads which mostly use acoustic instruments (though bass guitar is usually used) such as acoustic guitars, pianos, saxophones, and sometimes an orchestral set. The electric guitars are normally faint and high-pitched. However, recent... |
56e6b8c76fe0821900b8eb50 | Along with being faint, what characteristic is usually present in electric guitars used in adult contemporary? | high-pitched | [
"Adult_contemporary_music\n\nAdult contemporary is heavy on romantic sentimental ballads which mostly use acoustic instruments (though bass guitar is usually used) such as acoustic guitars, pianos, saxophones, and sometimes an orchestral set. The electric guitars are normally faint and high-pitched. However, recent... |
56e6b94d6fe0821900b8eb56 | What age group does adult contemporary radio typically focus on? | 25–44 | [
"Adult_contemporary_music\n\nAC radio stations may play mainstream music, but they will exclude hip hop, dance tracks, hard rock, and some forms of teen pop, as they are less popular amongst the target demographic of these radio stations, which is intended for an adult audience. AC radio often targets the 25–44 age... |
56e6b94d6fe0821900b8eb57 | Along with teen pop, dance and hard rock, what form of music is typically not heard on AC radio? | hip hop | [
"Adult_contemporary_music\n\nAC radio stations may play mainstream music, but they will exclude hip hop, dance tracks, hard rock, and some forms of teen pop, as they are less popular amongst the target demographic of these radio stations, which is intended for an adult audience. AC radio often targets the 25–44 age... |
56e6b94d6fe0821900b8eb58 | When did advertisers begin to focus on the adult contemporary age demographic? | 1960s | [
"Adult_contemporary_music\n\nAC radio stations may play mainstream music, but they will exclude hip hop, dance tracks, hard rock, and some forms of teen pop, as they are less popular amongst the target demographic of these radio stations, which is intended for an adult audience. AC radio often targets the 25–44 age... |
56e6b94d6fe0821900b8eb59 | What type of music are AC stations noted as playing less of versus hits of the past? | newer music | [
"Adult_contemporary_music\n\nAC radio stations may play mainstream music, but they will exclude hip hop, dance tracks, hard rock, and some forms of teen pop, as they are less popular amongst the target demographic of these radio stations, which is intended for an adult audience. AC radio often targets the 25–44 age... |
56e6bfc4de9d37140006800c | What is lite AC otherwise known as? | soft AC | [
"Adult_contemporary_music\n\nOver the years, AC has spawned subgenres including \"hot AC\", \"soft AC\" (also known as \"lite AC\"), \"urban AC\", \"rhythmic AC\", and \"Christian AC\" (a softer type of contemporary Christian music). Some stations play only \"hot AC\", \"soft AC\", or only one of the variety of sub... |
56e6bfc4de9d37140006800d | What is Christian AC a subgenre of? | contemporary Christian music | [
"Adult_contemporary_music\n\nOver the years, AC has spawned subgenres including \"hot AC\", \"soft AC\" (also known as \"lite AC\"), \"urban AC\", \"rhythmic AC\", and \"Christian AC\" (a softer type of contemporary Christian music). Some stations play only \"hot AC\", \"soft AC\", or only one of the variety of sub... |
56e6bfc4de9d37140006800e | Along with hot, soft, urban and Christian AC, what is another prominent time of adult contemporary music? | rhythmic AC | [
"Adult_contemporary_music\n\nOver the years, AC has spawned subgenres including \"hot AC\", \"soft AC\" (also known as \"lite AC\"), \"urban AC\", \"rhythmic AC\", and \"Christian AC\" (a softer type of contemporary Christian music). Some stations play only \"hot AC\", \"soft AC\", or only one of the variety of sub... |
56e6c13ade9d371400068012 | From what decade of easy listening radio does adult contemporary trace its heritage? | 1960s | [
"Adult_contemporary_music\n\nAdult contemporary traces its roots to the 1960s easy listening format, which adopted a 70-80% instrumental - 20-30% vocal mix. A few offered 90% instrumentals, and a handful were entirely instrumental. The easy listening format, as it was first known, was born of a desire by some radio... |
56e6c13ade9d371400068013 | Generally speaking, what percentage of music on easy listening stations was instrumental? | 70-80% | [
"Adult_contemporary_music\n\nAdult contemporary traces its roots to the 1960s easy listening format, which adopted a 70-80% instrumental - 20-30% vocal mix. A few offered 90% instrumentals, and a handful were entirely instrumental. The easy listening format, as it was first known, was born of a desire by some radio... |
56e6c13ade9d371400068014 | On what date was the Billboard easy listening chart first published? | July 17, 1961 | [
"Adult_contemporary_music\n\nAdult contemporary traces its roots to the 1960s easy listening format, which adopted a 70-80% instrumental - 20-30% vocal mix. A few offered 90% instrumentals, and a handful were entirely instrumental. The easy listening format, as it was first known, was born of a desire by some radio... |
56e6c13ade9d371400068015 | How many songs were on the first Billboard easy listening chart? | 20 | [
"Adult_contemporary_music\n\nAdult contemporary traces its roots to the 1960s easy listening format, which adopted a 70-80% instrumental - 20-30% vocal mix. A few offered 90% instrumentals, and a handful were entirely instrumental. The easy listening format, as it was first known, was born of a desire by some radio... |
56e6c13ade9d371400068016 | Who performed the first #1 on the easy listening chart? | Brook Benton | [
"Adult_contemporary_music\n\nAdult contemporary traces its roots to the 1960s easy listening format, which adopted a 70-80% instrumental - 20-30% vocal mix. A few offered 90% instrumentals, and a handful were entirely instrumental. The easy listening format, as it was first known, was born of a desire by some radio... |
56e6c2f6de9d37140006801c | Along with Frank Sinatra, Doris Day, Johnny Mathis, Nat King Cole, and Perry Como, who was a prominent early adult contemporary radio artist? | Connie Francis | [
"Adult_contemporary_music\n\nInitially, the vocalists consisted of artists such as Frank Sinatra, Doris Day, Johnny Mathis, Connie Francis, Nat King Cole, Perry Como, and others. The custom recordings were usually instrumental versions of current or recent rock and roll or pop hit songs, a move intended to give the... |
56e6c2f6de9d37140006801d | What type of covers of pop and rock songs were usually played on adult contemporary? | instrumental | [
"Adult_contemporary_music\n\nInitially, the vocalists consisted of artists such as Frank Sinatra, Doris Day, Johnny Mathis, Connie Francis, Nat King Cole, Perry Como, and others. The custom recordings were usually instrumental versions of current or recent rock and roll or pop hit songs, a move intended to give the... |
56e6c2f6de9d37140006801e | What songs from the 1940s and 1950s would adult contemporary stations play? | big band-era recordings | [
"Adult_contemporary_music\n\nInitially, the vocalists consisted of artists such as Frank Sinatra, Doris Day, Johnny Mathis, Connie Francis, Nat King Cole, Perry Como, and others. The custom recordings were usually instrumental versions of current or recent rock and roll or pop hit songs, a move intended to give the... |
56e6c362de9d371400068022 | What chart did the Easy Listening chart begin to diverge from? | the Hot 100 chart | [
"Adult_contemporary_music\n\nAfter 1965, differences between the Hot 100 chart and the Easy Listening chart became more pronounced. Better reflecting what middle of the road stations were actually playing, the composition of the chart changed dramatically. As rock music continued to harden, there was much less cros... |
56e6c362de9d371400068023 | In what year did the Easy Listening and Hot 100 charts begin to diverge? | 1965 | [
"Adult_contemporary_music\n\nAfter 1965, differences between the Hot 100 chart and the Easy Listening chart became more pronounced. Better reflecting what middle of the road stations were actually playing, the composition of the chart changed dramatically. As rock music continued to harden, there was much less cros... |
56e6c362de9d371400068024 | Along with Roger Miller and Barbra Streisand, who was a successful Easy Listening artist in this era? | Bobby Vinton | [
"Adult_contemporary_music\n\nAfter 1965, differences between the Hot 100 chart and the Easy Listening chart became more pronounced. Better reflecting what middle of the road stations were actually playing, the composition of the chart changed dramatically. As rock music continued to harden, there was much less cros... |
56e6c362de9d371400068025 | Why did the crossover between Hot 100 and Easy Listening decrease? | rock music continued to harden | [
"Adult_contemporary_music\n\nAfter 1965, differences between the Hot 100 chart and the Easy Listening chart became more pronounced. Better reflecting what middle of the road stations were actually playing, the composition of the chart changed dramatically. As rock music continued to harden, there was much less cros... |
56e6c3edde9d37140006802a | During what decade did rock and roll music first rise to popularity? | 1950s | [
"Adult_contemporary_music\n\nOne big impetus for the development of the AC radio format was that, when rock and roll music first became popular in the mid-1950s, many more conservative radio stations wanted to continue to play current hit songs while shying away from rock. These middle of the road (or \"MOR\") stat... |
56e6c3edde9d37140006802b | What does the acronym MOR stand for? | middle of the road | [
"Adult_contemporary_music\n\nOne big impetus for the development of the AC radio format was that, when rock and roll music first became popular in the mid-1950s, many more conservative radio stations wanted to continue to play current hit songs while shying away from rock. These middle of the road (or \"MOR\") stat... |
56e6c3edde9d37140006802c | Along with pre-rock standards, what type of older songs did MOR stations play? | big band titles | [
"Adult_contemporary_music\n\nOne big impetus for the development of the AC radio format was that, when rock and roll music first became popular in the mid-1950s, many more conservative radio stations wanted to continue to play current hit songs while shying away from rock. These middle of the road (or \"MOR\") stat... |
56e6c4996fe0821900b8eb5e | What was another term for easy listening stations? | beautiful music | [
"Adult_contemporary_music\n\nAnother big impetus for the evolution of the AC radio format was the popularity of easy listening or \"beautiful music\" stations, stations with music specifically designed to be purely ambient. Whereas most easy listening music was instrumental, created by relatively unknown artists, a... |
56e6c4996fe0821900b8eb5f | Easy listening was predominately what type of music? | instrumental | [
"Adult_contemporary_music\n\nAnother big impetus for the evolution of the AC radio format was the popularity of easy listening or \"beautiful music\" stations, stations with music specifically designed to be purely ambient. Whereas most easy listening music was instrumental, created by relatively unknown artists, a... |
56e6c4996fe0821900b8eb60 | What types of tracks from popular artists did adult contemporary radio play? | hit singles and album cuts | [
"Adult_contemporary_music\n\nAnother big impetus for the evolution of the AC radio format was the popularity of easy listening or \"beautiful music\" stations, stations with music specifically designed to be purely ambient. Whereas most easy listening music was instrumental, created by relatively unknown artists, a... |
56e6c4996fe0821900b8eb61 | What type of format were adult contemporary and easy listening stations meant to share? | lite | [
"Adult_contemporary_music\n\nAnother big impetus for the evolution of the AC radio format was the popularity of easy listening or \"beautiful music\" stations, stations with music specifically designed to be purely ambient. Whereas most easy listening music was instrumental, created by relatively unknown artists, a... |
56e6c52c6fe0821900b8eb66 | As of what year was hard rock a mainstream type of music? | 1965 | [
"Adult_contemporary_music\n\nHard rock had been established as a mainstream genre by 1965. From the end of the 1960s, it became common to divide mainstream rock music into soft and hard rock, with both emerging as major radio formats in the US. Soft rock was often derived from folk rock, using acoustic instruments ... |
56e6c52c6fe0821900b8eb67 | Along with soft rock, what type of music made up mainstream rock music in the late 1960s? | hard rock | [
"Adult_contemporary_music\n\nHard rock had been established as a mainstream genre by 1965. From the end of the 1960s, it became common to divide mainstream rock music into soft and hard rock, with both emerging as major radio formats in the US. Soft rock was often derived from folk rock, using acoustic instruments ... |
56e6c52c6fe0821900b8eb68 | What type of instruments were prominent in soft rock? | acoustic | [
"Adult_contemporary_music\n\nHard rock had been established as a mainstream genre by 1965. From the end of the 1960s, it became common to divide mainstream rock music into soft and hard rock, with both emerging as major radio formats in the US. Soft rock was often derived from folk rock, using acoustic instruments ... |
56e6c52c6fe0821900b8eb69 | What genre of music was soft rock descended from? | folk rock | [
"Adult_contemporary_music\n\nHard rock had been established as a mainstream genre by 1965. From the end of the 1960s, it became common to divide mainstream rock music into soft and hard rock, with both emerging as major radio formats in the US. Soft rock was often derived from folk rock, using acoustic instruments ... |
56e6c52c6fe0821900b8eb6a | Along with Barbra Streisand, Carole King, Cat Stevens and Bread, who was a prominent soft rock artist of this era? | James Taylor | [
"Adult_contemporary_music\n\nHard rock had been established as a mainstream genre by 1965. From the end of the 1960s, it became common to divide mainstream rock music into soft and hard rock, with both emerging as major radio formats in the US. Soft rock was often derived from folk rock, using acoustic instruments ... |
56e6c7bdde9d371400068030 | At the end of what decade did the Hot 100 and Easy Listening charts begin to converge? | 1960s | [
"Adult_contemporary_music\n\nThe Hot 100 and Easy Listening charts became more similar again toward the end of the 1960s and into the early and mid-1970s, when the texture of much of the music played on Top 40 radio once more began to soften. The adult contemporary format began evolving into the sound that later de... |
56e6c7bdde9d371400068031 | During the middle and early parts of what decade did the similarity of Easy Listening and Hot 100 increase? | 1970s | [
"Adult_contemporary_music\n\nThe Hot 100 and Easy Listening charts became more similar again toward the end of the 1960s and into the early and mid-1970s, when the texture of much of the music played on Top 40 radio once more began to soften. The adult contemporary format began evolving into the sound that later de... |
56e6c7bdde9d371400068032 | How did Top 40 radio what ifmusic change during this era? | began to soften | [
"Adult_contemporary_music\n\nThe Hot 100 and Easy Listening charts became more similar again toward the end of the 1960s and into the early and mid-1970s, when the texture of much of the music played on Top 40 radio once more began to soften. The adult contemporary format began evolving into the sound that later de... |
56e6c7bdde9d371400068033 | With Elton John and the Eagles, what was a prominent adult contemporary artist in this period? | Chicago | [
"Adult_contemporary_music\n\nThe Hot 100 and Easy Listening charts became more similar again toward the end of the 1960s and into the early and mid-1970s, when the texture of much of the music played on Top 40 radio once more began to soften. The adult contemporary format began evolving into the sound that later de... |
56e6c83cde9d371400068038 | During what period was adult contemporary its most commercially successful? | the mid-to-late 1970s | [
"Adult_contemporary_music\n\nSoft rock reached its commercial peak in the mid-to-late 1970s with acts such as Toto, England Dan & John Ford Coley, Air Supply, Seals and Crofts, America and the reformed Fleetwood Mac, whose Rumours (1977) was the best-selling album of the decade. By 1977, some radio stations, like N... |
56e6c83cde9d371400068039 | What artist released the best selling album of the 1970s? | Fleetwood Mac | [
"Adult_contemporary_music\n\nSoft rock reached its commercial peak in the mid-to-late 1970s with acts such as Toto, England Dan & John Ford Coley, Air Supply, Seals and Crofts, America and the reformed Fleetwood Mac, whose Rumours (1977) was the best-selling album of the decade. By 1977, some radio stations, like N... |
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