acidic: An adjective for supplies that include acid. These supplies usually are able to consuming away at some minerals akin to carbonate, or stopping their formation within the first place.
acidification: A course of that lowers the pH of an answer. When carbon dioxide dissolves in water, it triggers chemical reactions that create carbonic acid.
atom: The fundamental unit of a chemical factor. Atoms are made up of a dense nucleus that accommodates positively charged protons and uncharged neutrons. The nucleus is orbited by a cloud of negatively charged electrons.
bleach: A dilute type of the liquid, sodium hypochlorite, that’s used across the residence to lighten and brighten materials, to take away stains or to kill germs. Or it could imply to lighten one thing completely, akin to: Being in fixed daylight bleached a lot of the wealthy coloring out of the window drapes.
carbon: The chemical factor having the atomic quantity 6. It is the bodily foundation of all life on Earth. Carbon exists freely as graphite and diamond. It is a vital a part of coal, limestone and petroleum, and is able to self-bonding, chemically, to kind an infinite variety of chemically, biologically and commercially vital molecules. (in local weather research) The time period carbon generally can be used nearly interchangeably with carbon dioxide to connote the potential impacts that some motion, product, coverage or course of could have on long-term atmospheric warming.
carbon dioxide: (or CO2) A colorless, odorless gasoline produced by all animals when the oxygen they inhale reacts with the carbon-rich meals that they’ve eaten. Carbon dioxide is also launched when natural matter burns (together with fossil fuels like oil or gasoline). Carbon dioxide acts as a greenhouse gasoline, trapping warmth in Earth’s environment. Plants convert carbon dioxide into oxygen throughout photosynthesis, the method they use to make their very own meals.
chemical: A substance shaped from two or extra atoms that unite (bond) in a hard and fast proportion and construction. For instance, water is a chemical made when two hydrogen atoms bond to 1 oxygen atom. Its chemical method is H2O. Chemical additionally could be an adjective to explain properties of supplies which might be the results of numerous reactions between completely different compounds.
chemical response: A course of that entails the rearrangement of the molecules or construction of a substance, versus a change in bodily kind (as from a stable to a gasoline).
chemistry: The discipline of science that offers with the composition, construction and properties of drugs and how they work together. Scientists use this data to review unfamiliar substances, to breed massive portions of helpful substances or to design and create new and helpful substances. (about compounds) Chemistry is also used as a time period to check with the recipe of a compound, the way in which it’s produced or a few of its properties. People who work on this discipline are referred to as chemists. (in social science) A time period for the power of individuals to cooperate, get alongside and get pleasure from one another’s firm.
cocoa: A powder derived from the solids (not the fat) in beans that develop on the Theobroma cacao plant, often known as the cocoa tree. Cocoa can also be the title of a scorching beverage produced from cocoa powder (and generally different supplies) combined with water or milk.
compound: (usually used as a synonym for chemical) A compound is a substance shaped when two or extra chemical components unite (bond) in mounted proportions. For instance, water is a compound manufactured from two hydrogen atoms bonded to 1 oxygen atom. Its chemical image is H2O.
exponent: A quantity, proven as a superscript (tiny quantity to the higher proper of another “base” quantity or mathematical expression). An exponent identifies what number of occasions that base quantity or expression should be multiplied by itself.
fossil: Any preserved stays or traces of historic life. There are many several types of fossils: The bones and different physique elements of dinosaurs are known as “body fossils.” Things like footprints are known as “trace fossils.” Even specimens of dinosaur poop are fossils. The strategy of forming fossils known as fossilization.
fossil gasoline: Any gasoline — akin to coal, petroleum (crude oil) or pure gasoline — that has developed throughout the Earth over tens of millions of years from the decayed stays of micro organism, crops or animals.
hydrogen: The lightest factor within the universe. As a gasoline, it’s colorless, odorless and extremely flammable. It’s an integral a part of many fuels, fat and chemical substances that make up residing tissues. It’s manufactured from a single proton (which serves as its nucleus) orbited by a single electron.
ion: (adj. ionized) An atom or molecule with an electrical cost as a result of loss or achieve of a number of electrons. An ionized gasoline, or plasma, is the place all the electrons have been separated from their father or mother atoms.
logarithm: The energy (or exponent) to which one base quantity should be raised — multiplied by itself — to supply one other quantity. For occasion, within the base 10 system, 10 should be multiplied by 10 to supply 100. So the logarithm of 100, in a base 10 system, is 2. In base 10, the logarithm of 1,000 could be 3, the log of 10,000 could be 4, and so on.
molecule: An electrically impartial group of atoms that represents the smallest potential quantity of a chemical compound. Molecules could be manufactured from single sorts of atoms or of various sorts. For instance, the oxygen within the air is manufactured from two oxygen atoms (O2), however water is manufactured from two hydrogen atoms and one oxygen atom (H2O).
mollusks: Soft-bodied invertebrate animals that often reside in water and develop a tough protecting shell. Examples embrace snails, shellfish (like clams and oysters), slugs, octopuses and squids.
oxygen: A gasoline that makes up about 21 % of Earth’s environment. All animals and many microorganisms want oxygen to gasoline their progress (and metabolism).
particle: A minute quantity of one thing.
pH: A measure of an answer’s acidity or alkalinity. A pH of seven is completely impartial. Acids have a pH decrease than 7; the farther from 7, the stronger the acid. Alkaline options, known as bases, have a pH increased than 7; once more, the farther above 7, the stronger the bottom.
proton: A subatomic particle that is likely one of the fundamental constructing blocks of the atoms that make up matter. Protons belong to the household of particles referred to as hadrons.
salmon: A preferred recreation fish that tends to reside most of its life within the ocean, then enters coastal rivers (and freshwater) to breed and lay eggs.
sea: An ocean (or area that’s a part of an ocean). Unlike lakes and streams, seawater — or ocean water — is salty.
sharks: A household of primitive fishes that depend on skeletons shaped of cartilage, not bone. Like skates and rays, they belong to a gaggle referred to as elasmobranchs. Then are inclined to develop and mature slowly and have few younger. Some lay eggs, others give delivery to reside younger.
shell: The usually arduous, protecting outer protecting of one thing. It may cowl a mollusk or crustacean (akin to a mussel or crab), a hen’s egg or another comparatively mushy tissue that wants safety (akin to a tree nut or peanut). (in munitions) An explosive bullet, bomb, grenade or different projectile.
answer: A liquid during which one chemical has been dissolved into one other.
style: One of the essential properties the physique makes use of to sense its atmosphere, particularly meals, utilizing receptors (style buds) on the tongue (and another organs).