ultrajubicasto zracenje

ultrajubicasto zracenje

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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Loại từ: noun
Từ đồng nghĩa:
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Ngành nghề/Lĩnh vực: Astronomy
Category: Mars
Company: NASA
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radijacija zracenje

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Energy in the form of photons.

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Astronomy; Mars

The larger and innermost of the planet Mars' two moons. Phobos was discovered by Asaph Hall on August 17, 1877. In Greek mythology, Phobos was the son of Ares (Mars) and Aphrodite ...

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Astronomy; Mars

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Astronomy; Mars

The position on the celestial sphere occupied by the sun on or about march 21 when its path on the ecliptic crosses the celestial equator going from south to north. This point is ...

zimski solsticij, kratkonevnica

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The position on the ecliptic occupied by the sun about december 22 when it reaches its greatest southerly declination.

x-zraci

Astronomy; Mars

Very short wavelength radiations beyond the ultraviolet in the spectrum, which are about one ten-thousandth as long as the visible violet and are extremely penetrating.