fine aggregate wikipedia definition biology

Aggregates - Portland Cement Association

Fine aggregates generally consist of natural sand or crushed stone with most particles passing through a 3/8-inch sieve. Coarse aggregates are any particles greater than 0.19 inch, but generally range between 3/8 and 1.5 inches in diameter.

Aggregate | Definition of Aggregate by Oxford Dictionary on ...

'When mixed with fine aggregate used in concrete, these cements reportedly achieve strengths up to 14,000 psi.' 'The serene, cave-like space is defined by floors of smooth grey Italian stone and walls of ground faced concrete block with black aggregate and charcoal mortar.'

Fine Aggregate | Definition of Fine Aggregate by Merriam-Webster

Definition of fine aggregate. : that portion of the aggregate used in concrete that is smaller than about ³/₁₆ inch.

Construction aggregate - Wikipedia

Construction aggregate, or simply aggregate, is a broad category of coarse- to medium-grained particulate material used in construction, including sand, gravel, crushed stone, slag, recycled concrete and geosynthetic aggregates. Aggregates are the most mined materials in the world.

Aggregate | building material | Britannica

Aggregate, in building and construction, material used for mixing with cement, bitumen, lime, gypsum, or other adhesive to form concrete or mortar. The aggregate gives volume, stability, resistance to wear or erosion, and other desired physical properties to the finished product.

Concrete - Wikipedia

Fine and coarse aggregates make up the bulk of a concrete mixture. Sand, natural gravel, and crushed stone are used mainly for this purpose. Recycled aggregates (from construction, demolition, and excavation waste) are increasingly used as partial replacements for natural aggregates, while a number of manufactured aggregates, including air-cooled blast furnace slag and bottom ash are also permitted.

Physiology - Wikipedia

As a sub-discipline of biology, physiology focuses on how organisms, organ systems, individual organs, cells, and biomolecules carry out the chemical and physical functions in a living system. According to the classes of organisms, the field can be divided into medical physiology, animal physiology, plant physiology, cell physiology, and ...

Aggregate consumption | economics | Britannica

Other articles where Aggregate consumption is discussed: consumption: Macroeconomists are interested in aggregate consumption for two distinct reasons. First, aggregate consumption determines aggregate saving, because saving is defined as the portion of income that is not consumed. Because aggregate saving feeds through the financial system to create the national supply of capital, it follows ...

Sand - Wikipedia

Sand is a granular material composed of finely divided rock and mineral particles. It is defined by size, being finer than gravel and coarser than silt . Sand can also refer to a textural class of soil or soil type; i.e., a soil containing more than 85 percent sand-sized particles by mass. Sand dunes in the Idehan Ubari, Libya. Depiction of glass sand, dune sand, quartz sand, volcanic sand ...

Fine Aggregates - BoDean

Fine aggregates are essentially any natural sand particles won from the land through the mining process. Fine aggregates consist of natural sand or any crushed stone particles that are ¼" or smaller. This product is often referred to as 1/4'" minus as it refers to the size, or grading, of this particular aggregate.

aggregate species - Wiktionary

Jul 31, 2020 · Noun aggregate species (plural aggregate species) (taxonomy) A grouping of closely-related species that are treated like a single species for practical purposes.

Fine-Aggregate Concrete | Article about Fine-Aggregate ...

Fine-aggregate concrete is used in highway and airfield construction because of the high tensile strength that results from its fine-grained structure. The absence of coarse aggregate (crushed stone or gravel) substantially facilitates the preparation, transport, and placing of the concrete, particularly when concrete pumps are used.

Coarse Aggregate: Definition & Density - Video & Lesson ...

It is the mass of aggregate required to fill a container of a specified volume and absorption and is calculated by using the American Society of Testing and Materials (ASTM) C29: Standard Test ...

Monetary Aggregates Definition

Jan 15, 2020 · A monetary aggregate is a formal way of accounting for money, such as cash or money market funds. Monetary aggregates are used to measure the money supply in a national economy.

Aggregate - Wikipedia

Biology Aggregate fruit, in botanical terminology, fruit that develops from the merging of ovaries originating from a single flower Aggregate species (Wiktionary) or Species aggregate, a named species representing a range of very closely related organisms

aggregate - Terminology of Molecular Biology for aggregate ...

aggregate. (noun) - collection of units or particles (e.g., cells) forming a body or mass. (verb) - to form such a body or mass. Return to Search Page.

Coarse aggregate | Article about coarse aggregate by The Free ...

Various combinations of ordinary Portland cement (ASTM Type I), fine aggregate, normal coarse aggregate, two types of lightweight coarse aggregates, and glass bubbles are used to fabricate the test specimens.

Fine Aggregate: Definition, Size, Density and Properties ...

Aggregate is the granular material used to produce concrete or mortar and when the particles of the granular material are so fine that they pass through a 4.75mm sieve, it is called fine aggregate. It is widely used in the construction industry to increase the volume of concrete, thus it is a cost saving material and you should know everything about the fine aggregate size, its density and grading zone to find the best material.

Concrete Aggregates - Function, Properties, Characteristics ...

Coarse aggregate is used to describe particles larger than 4.75 mm, and the term fine aggregate is used for particles smaller than 4.75mm. Fine aggregates contain particles in the size range 75 µm to 4.75 mm, and coarse aggregates from 4.75 to about 40 mm, except for mass concrete which may contain particles up to 150 mm.

coaggregate - Wiktionary

co-+‎ aggregate. Verb . coaggregate (third-person singular simple present coaggregates, present participle coaggregating, simple past and past participle coaggregated) To aggregate along with another material

Aggregates - definition of aggregates by The Free Dictionary

To come together or collect in a mass or whole: "Some [bacteria]aggregate so closely as to mimic a multicellular organism" (Gina Kolata). "The first stars began to form when hydrogen and helium gas left over from the Big Bang aggregated into dense clouds" (Paul Davies).

Ecology - Wikipedia

Ecology (from Greek: οἶκος, "house", or "environment"; -λογία, "study of") is a branch of biology concerning interactions among organisms and their biophysical environment, which includes both biotic and abiotic components.

Aggregates - Types of Aggregates | Coarse Aggregate, Fine ...

It includes gravel, crushed rock, sand, recycled concrete, slag, and synthetic aggregate. Aggregate is a granular material, such as sand, gravel, crushed stone, crushed hydraulic-cement concrete, or iron blast-furnace slag, used with a hydraulic cementing medium to produce either concrete or mortar. Types of aggregates include Coarse aggregate and fine aggregate.

What is a coarse aggregate? - Quora

Jun 06, 2018 · Answered October 12, 2018. Coarse aggregate means the size of the aggregate above 45 mm. And similarly the aggregate size below 45mm is called as fine aggregate. 344 views.

Glossary of Aggregate Terms | Shelly Company

Jan 22, 2014 · Aggregate: Aggregates are granular materials formed from a natural rock substance. It can be further defined in one of several ways: Source—primary, secondary, recycled. Geology—limestone, granite, etc. Grading—coarse, fine. Primary aggregate: These are extracted directly from the ground. They can be sand, gravel, or hard rock.

Particle aggregation - Wikipedia

Particle agglomeration refers to formation of assemblages in a suspension and represents a mechanism leading to the functional destabilization of colloidal systems. During this process, particles dispersed in the liquid phase stick to each other, and spontaneously form irregular particle assemblates, flocs, or agglomerates.

Aggregate definition by Babylon's free dictionary

Minerals such as sand, gravel, and crushed stone. Divided into two sizes - fine & coarse, when added to cement and water produces concrete. Sand is considered a fine aggregate and stone or gravel a coarse aggregate

Aggregate (composite) - Wikipedia

Aggregate is the component of a composite material that resists compressive stress and provides bulk to the composite material. For efficient filling, aggregate should be much smaller than the finished item, but have a wide variety of sizes. For example, the particles of stone used to make concrete typically include both sand and gravel.

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