General science

General science

A variety of science subjects concerning the fundamental knowledge about different aspects of our world and their underlying principles.

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General science

A digestive structure found within virtually all types of animal cells. Lysosome sizes, microscopic appearances, and other properties vary among different cell types and circumstances owing, in part, ...

microcomputer

Science; General science

A digital computer whose central processing unit consists of a microprocessor, a single semiconductor integrated circuit chip. Once less powerful than larger computers, microcomputers are now as ...

dimensionless groups

Science; General science

A dimensionless group is any combination of dimensional or dimensionless quantities possessing zero overall dimensions. Dimensionless groups are frequently encountered in engineering studies of ...

asparagus

Science; General science

A dioecious perennial monocot ( Asparagus officinalis ) of Mediterranean origin belonging to the plant order Liliales. Asparagus is grown for its young shoots or spears, which are canned, frozen, or ...

fired heater

Science; General science

A direct-fired heater used in processing petroleum. The basic feature of these heaters is that the fluid (liquid, vapor, or a mixture of both phases) is heated in carbon- or alloy-steel tubes, which ...

corner reflector antenna

Science; General science

A directional antenna consisting of the combination of a reflector comprising two conducting planes forming a dihedral angle and a driven radiator or dipole which usually is in the bisecting plane. ...

ecological succession

Science; General science

A directional change in an ecological community. Populations of animals and plants are in a dynamic state. Through the continual turnover of individuals, a population may expand or decline depending ...