секунд

секунд

The second (s) is the base unit of time in the SI system of units, defined as the duration of 9,192,631,770 cycles of the radiation associated with a certain color of light emitted by the cesium atom.

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Κλάδος/Τομέας: Chemistry
Category: General chemistry
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Σχετικοί όροι

кадр-секунд

Ψυχαγωγία; Video

The number of images contained in a single second of a moving picture. Thirty FPS is considered full-motion video. Many proprietary digital video technologies produce only 15 FPS ...

секунд өлшеуіш

Timepieces; Watches

A watch with a seconds hand that measures intervals of time. When a stopwatch is incorporated into a standard watch, both the stopwatch function and the timepiece are referred to ...

люмен секунд

Photography; Professional photography

unit to measure the total light output of a photographic source.

ватт-секунд

Photography; Professional photography

is an alternative unit of energy, equal to the joule.

мегабит/секунд (МБит/сек)

Electrical equipment; Electricity

A megabit is roughly a million bits of data. This abbreviation is used to describe data transmission speeds, such as the rate at which information travels over the internet.

олефин

Chemistry; General chemistry

A compound that consists of only carbon and hydrogen, that contains at least one carbon-carbon double bond. Alkene names end with -ene. Examples are ethylene (CH2=CH2); 1-propene ...

майшыт

Chemistry; General chemistry

A colloid formed from tiny liquid droplets suspended in another, immiscible liquid. Milk is an example of an emulsion.

нейтрино

Chemistry; General chemistry

An elementary particle produced by certain nuclear decay processes. Neutrinos have no charge and extremely small masses compared to other subatomic particles.

қос жылу

Chemistry; General chemistry

A device that senses temperature changes by using a pair of joined wires made of dissimilar metals that produces a voltage that changes with temperature.

калориметр

Chemistry; General chemistry

An insulated vessel for measuring the amount of heat absorbed or released by a chemical or physical change.

гидроксил

Chemistry; General chemistry

1. An -OH group within a molecule. 2. A free radical formed by abstraction of a hydrogen atom from water.

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Κλάδος/Τομέας: Γλώσσα Category: General language

нормативті айтылу

Received Pronunciation (RP), also called the Queen's (or King's) English,[1] Oxford English,[2] or BBC English, is the accent of Standard English in ...