sentences listlengths 2 18 | label int64 0 2 |
|---|---|
[
"the metal on the roof of a car is exposed to air & if something is exposed to air, then that something is in contact with air -> the metal on the roof of a car is in contact with air",
" the metal on the roof of a car is in contact with air & air contains oxygen and water vapor -> the metal on the roof of a ca... | 1 |
[
"oxygen is a kind of element & hydrogen is a kind of element -> hydrogen and oxygen are two elements",
" hydrogen and oxygen are two elements & water is made of hydrogen and oxygen chemically combined -> water is made of two elements",
" water is made of two elements & a compound is made of two or more elemen... | 1 |
[
"when two substances together form a compound then those substances cannot be physically separated & the new substance cannot be physically separated -> the new substance is a compound",
" "
] | 1 |
[
"a new substance glycogen is produced in the conversion & chemical reactions cause new substances to form -> a chemical reaction causes the new substance glycogen to form in the conversion",
" "
] | 1 |
[
"batter and cake are different substances & baking a cake turns batter into a cake -> baking a cake produces a different substance",
" burning a match will produce ashes & lighting a match causes that match to burn -> lighting a match causes the match to produce ashes",
" lighting a match causes the match to ... | 1 |
[
"iron is a kind of metal & nails are often made of iron -> nails are made of metal",
" nails are made of metal & metals in contact with water and oxygen will rust -> nails in contact with water and oxygen will rust",
" nails in contact with water and oxygen will rust & rust forming is a kind of chemical chang... | 1 |
[
"fire is a kind of chemical reaction & fire causes burning -> burning something with fire is a kind of chemical reaction",
" burning something with fire is a kind of chemical reaction & a lit candle is a source of fire -> burning something with a lit candle is a kind of chemical reaction",
" burning something... | 1 |
[
"sodium is a kind of element & chlorine is a kind of element -> sodium and chlorine are two elements",
" sodium and chlorine are two elements & sodium chloride is always made of chemically combined chlorine and sodium -> sodium chloride is made of two elements chemically combined",
" sodium chloride is made o... | 1 |
[
"wood burns & wood chips are made of wood -> wood chips burn",
" wood chips burn & fire causes burning -> fire causes wood chips to burn",
" fire causes wood chips to burn & fire is a kind of chemical reaction -> fire burning wood chips is an example of chemical reaction",
" fire burning wood chips is an e... | 1 |
[
"chemical reactions cause new materials to form & chemical change is a kind of chemical reaction -> chemical changes cause new materials to form",
" "
] | 1 |
[
"paper burns & fire causes burning -> fire causes paper to burn",
" fire causes paper to burn & fire is a kind of chemical reaction -> burning paper with fire is a kind of chemical reaction",
" burning paper with fire is a kind of chemical reaction & chemical reactions cause chemical change -> burning paper w... | 1 |
[
"magnesium is flammable & magnesium is a kind of substance -> magnesium is a flammable substance",
" magnesium is a flammable substance & flammability is a property of substance and includes values of flammable / inflammable -> magnesium is a substance that is flammable",
" magnesium is a substance that is fl... | 1 |
[
"an example of a chemical property is the elements making up a compound & water is a kind of compound -> an example of chemical property is the elements making up water",
" an example of chemical property is the elements making up water & water is made of hydrogen and oxygen -> a chemical property of water is t... | 1 |
[
"a compound being broken down is a kind of chemical change & a compound can be chemically separated into the elements that it is made of -> a compound can only be separated into the elements by chemical change",
" a compound can only be separated into the elements by chemical change & when two substances togethe... | 1 |
[
"gold is a pure substance & a pure substance is made up of only one kind of atom -> gold is only made of gold atoms",
" "
] | 1 |
[
"lighting a match causes that match to burn & fire causes burning -> lighting a match is when a fire causes the match to burn",
" lighting a match is when a fire causes the match to burn & fire causes chemical change -> lighting a match is an example of chemical change",
" "
] | 1 |
[
"hydrogen is a kind of element & oxygen is a kind of element -> hydrogen and oxygen are different elements",
" hydrogen and oxygen are different elements & an element is a kind of substance -> hydrogen and oxygen are different substances",
" hydrogen and oxygen are different substances & water is a kind of su... | 1 |
[
"lemon juice contains acid & milk contains proteins -> adding lemon juice to milk is similar to combining acid and protein together",
" adding lemon juice to milk is similar to combining acid and protein together & combining acid and protein can cause chemical change -> adding lemon juice to milk can cause chemi... | 1 |
[
"carbon dioxide is a new substance produced by sodium bicarbonate under proper conditions & chemical reactions cause new substances to form -> sodium bicarbonate releasing carbon dioxide under proper conditions is a chemical reaction",
" sodium bicarbonate releasing carbon dioxide under proper conditions is a ch... | 1 |
[
"flammability is a kind of chemical property & flammability is a property of matter -> flammability is a chemical property of matter",
" "
] | 1 |
[
"a beach ball is a kind of container & if a flexible container is pushed on then that container will change shape & a beach ball is flexible -> if a beach ball is pushed on, then the shape of the beach ball will change",
" if a beach ball is pushed on, then the shape of the beach ball will change & the beach bal... | 1 |
[
"iron is a kind of solid & iron nails are made of iron -> iron nails are solid",
" iron nails are solid & state of matter is a property of substance includes values of solid / liquid / gas -> iron nails are solid in state of matter",
" iron is a kind of metal & iron nails are made of iron -> iron nails are m... | 1 |
[
"a pencil is a kind of object & sharpening a pencil changes the shape of the pencil -> sharpening a pencil changes the shape of an object",
" paper is a kind of object & tearing paper changes the shape of the paper -> tearing paper changes the shape of an object",
" sharpening a pencil changes the shape of an... | 1 |
[
"water is a kind of substance & the molecules of a substance cannot move easily past each other in solid state -> the molecules of water cannot move easily past each other in solid state",
" the molecules of water cannot move easily past each other in solid state & water changes into a phase where the molecules ... | 1 |
[
"the water pipe freezes & freezing is a kind of phase change -> the water pipe undergoes a phase change",
" the water pipe undergoes a phase change & a phase change is a kind of physical change -> the water pipe undergoes a physical change when it freezes",
" an example of a physical change is breaking an obj... | 1 |
[
"glass is a kind of object & breaking down an object changes that object 's shape -> breaking a glass changes the shape of the glass",
" breaking a glass changes the shape of the glass & shape is a kind of physical property -> breaking a glass changes the physical property of the glass",
" breaking a glass ch... | 1 |
[
"heat means temperature increases & a solid is heated -> the temperature of the solid increases",
" the temperature of the solid increases & a solid is a kind of substance -> the temperature of the solid substance increases",
" the temperature of the solid substance increases & as the temperature of a substan... | 1 |
[
"solid is a kind of state of matter & gold is a kind of solid -> gold is in solid state",
" mercury is liquid at room temperature & liquid is a kind of state of matter -> mercury is in liquid state",
" gold is in solid state & mercury is in liquid state -> gold and mercury are in different states of matter",... | 1 |
[
"shape is a kind of physical property & breaking a bottle changes the shape of the bottle -> breaking a bottle changes the physical property of the bottle",
" breaking a bottle changes the physical property of the bottle & if a thing's physical properties change then it has undergone a physical change -> the bot... | 1 |
[
"crumpling is a kind of change of shape action & change of shape actions change the shape of an object -> crumpling changes the shape of an object",
" crumpling changes the shape of an object & a sheet of paper is a kind of object -> crumpling changes the shape of a sheet of paper",
" "
] | 1 |
[
"state of matter is a kind of physical property & solid is a kind of state of matter -> solid is a kind of physical property",
" solid is a kind of physical property & a mineral is a kind of solid material -> being solid is a physical property of a mineral",
" "
] | 1 |
[
"neutralization is when an acid reacts with a base & neutralization produces water and salt -> neutralization is when an acid reacts with a base and produces water and salt",
" "
] | 1 |
[
"an atom is a kind of particle & matter is made of atoms -> matter is made of particles called atoms",
" "
] | 1 |
[
"electrons are a part of an atom & a electron has a negative -1 electric charge -> electrons are part of an atom that has negative charge",
" "
] | 1 |
[
"the mass of the atom is determined by protons and neutrons & the nucleus of an atom is made of protons and neutrons -> most of the mass of an atom is located in the nucleus",
" "
] | 1 |
[
"mercury is made of mercury atoms & atom is a kind of particle -> mercury is made of atom particles",
" mercury is made of atom particles & particles in a solid are closer together than particles in a liquid & mercury changes from liquid state to solid state -> mercury atoms move closer together",
" mercury i... | 1 |
[
"atomic mass is determined by the sum of protons and neutrons numbers in an atom & protons are a kind of subatomic particle & neutrons are a kind of subatomic particle -> atomic mass is determined by the sum of protons and neutrons particle numbers",
" "
] | 1 |
[
"an atom is a kind of object & losing / gaining electrons causes the electrical charge of an object to be unbalanced -> losing or gaining electrons causes the electrical charge of an atom to be unbalanced",
" "
] | 1 |
[
"protons are found in the nucleus of an atom & a proton has a positive 1 electric charge -> protons are found in the nucleus of an atom and are positvely charged",
" "
] | 1 |
[
"atoms with one or two valence electrons tend to lose those electrons & metal atoms usually have one or two valence electrons -> metal atoms tend to lose electrons",
" metal atoms tend to lose electrons & an ion with positive charge is formed by atom losing electrons -> metal atoms losing electrons will form ion... | 1 |
[
"one neutron has one atomic mass unit & the nucleus of an atom is usually made of both protons and neutrons -> neutrons add mass to the nucleus",
" "
] | 1 |
[
"nucleus is a part of an atom & if something is part of another thing, then another thing consist of that something -> an atom consists of a nucleus",
" an atom consists of a nucleus & electrons surround / orbit the nucleus of an atom -> an atom consists of a nucleus surrounded by electrons",
" "
] | 1 |
[
"a proton has a positive 1 electric charge & an electron has a negative -1 electric charge -> equal numbers of protons and electrons result in a neutral 0 electric charge",
" equal numbers of protons and electrons result in a neutral 0 electric charge & a neutron has a neutral electric charge -> equal numbers o... | 1 |
[
"the nucleus is the center of an atom & electrons orbit the nucleus of an atom -> electrons orbit the center of an atom",
" electrons orbit the center of an atom & electrons are a part of an atom -> electrons are part of an atom that orbit the center of an atom",
" "
] | 1 |
[
"a neutron has a neutral electric charge & one neutron has one atomic mass unit -> a neutron is neutral in electric charge and has one atomic mass unit",
" a neutron is neutral in electric charge and has one atomic mass unit & neutrons are a kind of subatomic particle -> a neutron is a particle that is neutral i... | 1 |
[
"an atom is positive 1 in electric charge & if a neutral atom loses an electron then an atom with a positive charge will be formed -> the atom loses an electron",
" "
] | 1 |
[
"a proton has a positive 1 electric charge & a neutron has a neutral 0 electric charge -> protons and neutrons together will be positive in electric charge",
" protons and neutrons together will be positive in electric charge & the nucleus of an atom is made of protons and neutrons -> the nucleus of an atom is ... | 1 |
[
"atomic mass is determined by the number of protons and neutrons & atomic number is only determined by the number of proton of an element -> the difference between atomic mass and atomic number is the number of the neutrons in an element",
" "
] | 1 |
[
"a electron has a negative -1 electric charge & an electron is a kind of charged particle -> an electron is a kind of negatively charged particle",
" an electron is a kind of negatively charged particle & electrons are a part of an atom -> electrons are part of an atom that is negatively-charged",
" electrons... | 1 |
[
"a point is small in size & an atom is exceptionally small in size -> atoms are similar in size with points",
" atoms are similar in size with points & angstrom unit is used to measure the distance between two points -> angstrom units can be used to measure the distance between atoms",
" "
] | 1 |
[
"atoms in a gas move independently of one another & atoms in a gas collide frequently & the atoms in a substance move independently of ont another and collide frequently -> the substance is likely a gas",
" "
] | 1 |
[
"baking is when a human makes food by adding heat & a cake is a kind of food -> baking cake is adding heat to the cake",
" baking cake is adding heat to the cake & adding heat to an object causes chemical reactions -> baking a cake can cause a chemical reaction to the cake",
" "
] | 1 |
[
"placing a blanket on fire cuts off the oxygen & a fire requires oxygen to burn -> placing a blanket on fire cuts off the oxygen required for fire to burn",
" placing a blanket on fire cuts off the oxygen required for fire to burn & if something is required for a process then keeping that something from reaching... | 1 |
[
"the drain cleaner is added into water & a drain cleaner consists of sodium hydroxide and aluminum -> sodium hydroxide, aluminum, and water are combined",
" sodium hydroxide, aluminum, and water are combined & hydrogen is produced -> hydrogen is produced when sodium, aluminum, and water are combined",
" sodiu... | 1 |
[
"iron is a kind of metal & nails are often made of iron -> nails are made of metal",
" nails are made of metal & metals in contact with water and oxygen will rust -> nails in contact with water and oxygen will rust",
" nails in contact with water and oxygen will rust & rust forming is a kind of chemical chang... | 1 |
[
"carbon dioxide is a kind of gas & baking soda can react chemically with vinegar producing carbon dioxide -> baking soda can react chemically with vinegar producing a gas",
" vinegar is a kind of substance & baking soda is a kind of substance -> combining baking soda and vinegar is combining two substance toget... | 1 |
[
"chlorine is a kind of element & sodium is a kind of element -> sodium and chlorine are two elements",
" sodium and chlorine are two elements & sodium chloride is always made of chemically combined chlorine and sodium -> sodium chloride is made of two elements chemically combined",
" sodium chloride is made o... | 1 |
[
"chemical reactions do not cause the total number of atoms to change & photosynthesis is a kind of chemical reaction -> the total number of atoms stay the same in chemical reaction",
" the total number of atoms stay the same in chemical reaction & photosynthesis is a kind of chemical reaction -> the total numbe... | 1 |
[
"iron in contact with water and oxygen will rust & rust forming is a kind of chemical change -> iron in contact with water and oxygen is a chemical change",
" iron in contact with water and oxygen is a chemical change & chemical change is a kind of chemical reaction -> iron in contact with water and oxygen is a... | 1 |
[
"zinc chloride and hydrogen gas are new substances & hydrochloric acid combing with zinc forms zinc chloride & hydrochloric acid combing with zinc forms hydrogen gas -> hydrochloric acid combing with zinc forms new substances",
" hydrochloric acid combing with zinc forms new substances & chemical reactions cause... | 1 |
[
"iron in contact with water and oxygen will rust & rust forming is a kind of chemical change -> iron in contact with water and oxygen causes a chemical change",
" iron in contact with water and oxygen causes a chemical change & chemical reactions cause chemical change -> iron in contact with water and oxygen is ... | 1 |
[
"100 grams vinegar and 5 grams baking soda are combined in a container & baking soda can react chemically with vinegar -> a chemical reaction happens between baking soda and vinegar",
" a chemical reaction happens between baking soda and vinegar & the mass of the reactants of a chemical reaction equals to the pr... | 1 |
[
"water is a kind of liquid at room temperature & water is a kind of compound -> water is a liquid compound at room temperature",
" water is made of hydrogen and oxygen & hydrogen is a kind of gas at room temperature & oxygen is a kind of gas at room temperature -> water can be made by two gases hydrogen and oxy... | 1 |
[
"substance y and substance z cannot be broken into simpler particles & an element cannot be decomposed into two or more different substances by simple chemical methods -> substance y and substance z are elements",
" "
] | 1 |
[
"a balloon is a kind of container & a balloon filled with helium -> a balloon filled with helium is an example of a container filled with helium",
" helium is a kind of element & elements are pure substances -> helium is a pure substance",
" a balloon filled with helium is an example of a container filled wit... | 1 |
[
"iron is a kind of element & rust is made of iron and oxygen & oxygen is a kind of element -> rust is made of iron and oxygen elements",
" "
] | 1 |
[
"table salt is sodum chloride & sodium chloride is always made of chemically combined chlorine and sodium -> table salt is the product of sodium and chloride chemically combined",
" "
] | 1 |
[
"the chemical formula of water is h2o & the number in chemical formula shows the number of atoms of each element in a molecule -> the number in chemical formula of water shows the number of atoms of each element in a water molecule",
" the number in chemical formula of water shows the number of atoms of each ele... | 1 |
[
"the elements in the chemical reaction stays the same after the reaction & oxygen reacts with iron to produce rust -> iron and oxygen elements stay the same after the reaction",
" the elements in the chemical reaction stays the same after the reaction & oxygen reacts with hydrogen to produce water -> oxygen and... | 1 |
[
"sugar is made of carbon, hydrogen, oxygen chemically combined & carbon is a kind of element & hydrogen is a kind of element & oxygen is a kind of element -> sugar is made of three different elements chemically combined",
" sugar is made of three different elements chemically combined & a compound is made of two... | 1 |
[
"organic compounds mainly are made of carbon / hydrogen / oxygen / nitrogen & hydrogen is a kind of element -> hydrogen can be found in organic compounds",
" "
] | 1 |
[
"first-aid instant cold pack is a kind of cold pack & cold pack reaction is a kind of endothermic reaction -> first-aid instant cold pack is a kind of endothermic reaction",
" "
] | 1 |
[
"an atom is a kind of object & structure is a property of an object -> structure of an atom is a property of the atom",
" structure of an atom is a property of the atom & organizing is sorting things in order by their properties -> structure of atoms can be used to organize atoms in order",
" structure of ato... | 1 |
[
"elements from the same group in the periodic table are chemically reactive in a similar way & alkaline earth metals are highly chemically reactive -> elements that belong to alkaline earth metals are highly chemically reactive",
" elements that belong to alkaline earth metals are highly chemically reactive & ma... | 1 |
[
"magnesium is a kind of alkaline earth metal & fluorine is a kind of gas & magnesium and fluorine react chemically producing magnesium fluoride -> magnesium fluoride is a new substance produced by magnesium and fluorine reacting chemically",
" magnesium fluoride is a new substance produced by magnesium and fluor... | 1 |
[
"an element cannot be decomposed into two or more different substances by simple chemical methods & sulfur cannot be decomposed into different substances by simple chemical methods -> sulfur is a kind of element",
" "
] | 1 |
[
"iron oxide / rust / fe2o3 is made of iron and oxygen & the chemical symbol for oxygen is o & the chemical symbol for iron is fe -> the chemical symbols for the elements found in iron oxide is fe and o",
" "
] | 1 |
[
"the atom is the smallest particle that has the properties of an element & gold is a kind of element -> gold atom is the smallest particle that can be classified as gold",
" "
] | 1 |
[
"iron is a kind of element & the chemical symbol for iron is fe -> fe is the chemical symbol for iron element",
" "
] | 1 |
[
"elements in the same group on the periodic table of elements have similar properties & chemical reactivity is a property of elements and includes ordered values of reactive / unreactive -> elements from the same group on the periodic table are similar in chemical reactivity",
" "
] | 1 |
[
"if something is made of something else , then that something else will be the component of that something & organic compounds mainly are made of carbon / hydrogen / oxygen / nitrogen -> oxygen is a component of organic compounds",
" oxygen is a component of organic compounds & a component of something means a p... | 1 |
[
"oxygen gas is made of only oxygen element & if a substance is made of one element , then the substance is called an element -> oxygen gas is an element",
" oxygen gas is an element & o2 is a chemical formula for oxygen gas -> o2 is an element",
" "
] | 1 |
[
"state of matter is a property of matter and includes ordered values of solid / liquid / gas & hydrogen is a kind of gas at room temperature -> the state of matter of hydrogen is gas",
" the state of matter of hydrogen is gas & state of matter is a kind of physical property -> being a gas is a physical property ... | 1 |
[
"the periodic table of elements can be used for predicting the properties of an element & a periodic table is a kind of scientific model -> a periodic table is the scientific model that can be used to predict the properties of an element",
" "
] | 1 |
[
"an element is identified by its number of protons & proton is a kind of subatomic particle -> an element is identified by the proton number",
" an element is identified by the proton number & gold is a kind of element -> gold element can be identified by its proton number",
" "
] | 1 |
[
"elements in the same group on the periodic table of elements have similar properties & calcium / beryllium belongs to alkaline earth metal family , group 2 on the periodic table -> beryllium has the most similar chemical properties to calcium",
" "
] | 1 |
[
"the chemical symbol for tellurium is te & tellurium is a kind of metalloid -> te is a kind of metalloid",
" antimony is a kind of metalloid & the chemical symbol for antimony is sb -> sb is a kind of metalloid",
" te is a kind of metalloid & sb is a kind of metalloid -> sb and te are both metalloids",
" "
... | 1 |
[
"elements from the same group in the periodic table are chemically reactive in a similar way & elements are all from the first group of the periodic table -> elements from the first group are chemically reactive in a similar way",
" elements from the first group are chemically reactive in a similar way & if the ... | 1 |
[
"if the elements have similar electron configurations , then the elements will be grouped into same family / group on the periodic table of elements & strontium, barium, and radium have similar electrom configurations -> strontium, barium, and radium are grouped together on the periodic table",
" "
] | 1 |
[
"elements in group 18 have complete outer electron shells on the periodic table of elements & helium / neon / argon / krypton / xenon / radon belongs to noble gases family , group 18 on the periodic table -> helium, neon, argon, krypton, xenon, and radon have complete outer electron shells",
" helium, neon, argo... | 1 |
[
"elements in the same group on the periodic table of elements have similar properties & a physical property is a kind of property -> elements in the same group in the periodic table will have similar physical properties",
" "
] | 1 |
[
"nitrogen and phosphorus belongs to nitrogen family , group 15 on the periodic table & elements in the same group on the periodic table of elements have similar properties -> nitrogen and phosphorus will have similar properties",
" nitrogen and phosphorus will have similar properties & the chemical symbol for ni... | 1 |
[
"the outer electron shell is a part of the electron configuration & elements in group 18 have full / complete outer electron shells on the periodic table of elements -> elements in group 18 have similar electron configuration",
" elements in group 18 have similar electron configuration & if the elements have sim... | 1 |
[
"elements in carbon family have four valence electrons & if the elements are in the same family , then the elements will share the same number of valence electrons -> elements in the carbon family share the same number of valence electrons",
" "
] | 1 |
[
"the chemical symbol for potassium is k & sodium and potassium belong to alkali metals , group 1 on the periodic table & the chemical symbol for sodium is na -> na and k are in the same group",
" "
] | 1 |
[
"mercury is liquid at room temperature & mercury is a kind of metal -> mercury is a metal that is liquid at room temperature",
" mercury is a metal that is liquid at room temperature & metals are usually solid at room temperature -> mercury is different from other metals",
" "
] | 1 |
[
"argon is a kind of nonmetal & nonmetals usually have lower conductivity -> argon is the less conductive nonmetal",
" argon is the less conductive nonmetal & argon is a kind of element -> argon is the less conductive element",
" "
] | 1 |
[
"boiling means matter / a substance changes from a liquid into a gas by increasing heat energy & water is a kind of substance -> water boiling is when water changes from a liquid into a gas",
" water boiling is when water changes from a liquid into a gas & water is in the liquid state , called liquid water , for... | 1 |
[
"water is a kind of substance & boiling means matter / a substance changes from a liquid into a gas by increasing heat energy -> water boiling is when water changes from a liquid into a gas by increasing heat energy",
" "
] | 1 |
[
"water is a kind of liquid & the highest temperature a liquid can reach is it's boiling point -> the highest temperature water can reach is it's boiling point",
" the highest temperature water can reach is it's boiling point & the boiling point of water is 100c -> the highest temperature water can reach is 100c"... | 1 |
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