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

Fluorescence is generally defined as a luminescence emission that is caused by the flow of some form of energy into the emitting body, this emission ceasing abruptly when the exciting energy is shut ...

Spruce

Science; General science

Evergreen tree belonging to the genus Picea of the pine family. The needles are single, usually four-sided, and borne on little peglike projections; the cones are pendulous. Resin ducts in the wood ...

Abalone

Science; General science

Common name in California for several species of marine gastropod mollusks in the family Haliotidae; also known as ear shells in many tropical and warm-temperate seas, as awabi in Japan, as paua in ...

Wrought iron

Science; General science

As defined by the American Society for Testing and Materials, "a ferrous material, aggregated from a solidifying mass of pasty particles of highly refined metallic iron, with which, without ...

Special functions

Science; General science

Functions which occur often enough to acquire a name. Some of these, such as the exponential, logarithmic, and the various trigonometric functions, are extensively taught in school and occur so ...

Real-time systems

Science; General science

Computer systems in which the computer is required to perform its tasks within the time restraints of some process or simultaneously with the system it is assisting. Usually the computer must operate ...

Leucite rock

Science; General science

Igneous rocks rich in leucite but lacking or poor in alkali feldspar. Those types with essential alkali feldspar are classed as phonolites, feldspathoidal syenite, and feldspathoidal monzonite. The ...