ultravioletno zračenje

ultravioletno zračenje

The invisible electromagnetic radiation beyond the violet end of the spectrum of visible light, of wavelengths ranging, roughly, from 4000 down to 400 angstroms.

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Частина мови: noun
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Галузь/тема: Astronomy
Category: Mars
Company: NASA
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zračenje

Chemistry; General chemistry

Energy in the form of photons.

zračenje

Natural environment; Coral reefs

Energy that comes from a source and travels through some material or through space. Light, heat and sound are types of radiation.

zračenje

Energy; Nuclear energy

In nuclear energy jargon, "radiation" is often used as shorthand for "ionizing radiation": particles (alpha, beta, neutrons) or rays (gamma) emitted from the nucleus of an ...

gama zračenje

Physics; General physics

A high energy photon.

elektromagnetno zračenje

Natural environment; Coral reefs

Energy that travels through space in the form of waves. The highest frequencies in the spectrum of electromagnetic radiation are gamma-rays; the lowest frequencies are radio ...

Mars

Astronomy; Mars

Mars is the fourth planet from the Sun. Mars' diameter is 6,790 km and takes 687 days to orbit the Sun. Mars is named after the Roman god of war. In Eastern Asian cultures Mars is ...

zenit

Astronomy; Mars

The point of the celestial sphere directly overhead, 90 degrees above the horizon, for any point on earth; it is the point where a plumb line extended upward would intersect the ...

topografija

Astronomy; Mars

The configuration of a land surface, including its relief.

masa

Astronomy; Mars

The amount of matter in a body, which should not be confused with weight. The same object will have different weights in space and earth but the mass remains constant.

džul

Astronomy; Mars

The s. I. Unit of energy, work, or quantity of heat. It is the force of one newton acting over a distance of a meter.

crno tijelo

Astronomy; Mars

An ideal or imaginary body that is absolutely black when cold, but is a perfect absorber of radiation and at the same time a perfect radiator. Black body temperatures are used to ...

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Галузь/тема: Biology Category: Human genome

eugenika

Eugenics is a bio-social movement which advocates the practice that very talented people should spread their genes by having more children, and less ...