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Hace 1 día · Titanium is a chemical element; it has symbol Ti and atomic number 22. Found in nature only as an oxide, it can be reduced to produce a lustrous transition metal with a silver color, low density, and high strength, resistant to corrosion in sea water, aqua regia, and chlorine .
Hace 4 días · For other uses, see Rocket (disambiguation). A rocket (from Italian: rocchetto, lit. 'bobbin/spool') [nb 1] [1] is a vehicle that uses jet propulsion to accelerate without using any surrounding air. A rocket engine produces thrust by reaction to exhaust expelled at high speed. [2]
Hace 1 día · Radiation case (confines thermal X-rays by reflection) A thermonuclear weapon, fusion weapon or hydrogen bomb ( H bomb) is a second-generation nuclear weapon design. Its greater sophistication affords it vastly greater destructive power than first-generation nuclear bombs, a more compact size, a lower mass, or a combination of these benefits.
Hace 2 días · e. Space colonization is the use of outer space for colonization, such as permanent habitation, exploitation or territorial claims. Extraterrestrial colonization is its broader form, including the use of celestial bodies, other than Earth, for colonization. The inhabitation and territorial use of extraterrestrial space has been proposed, for ...
Hace 1 día · The lyrics narrate a troubled romance that ends with a marriage proposal, contrary to Shakespeare's tragic conclusion. Produced by Swift and Nathan Chapman, the midtempo country pop song includes a key change after the bridge and uses acoustic instruments including banjo, fiddle, mandolin, and guitar.
Hace 2 días · Mercury is the first planet from the Sun and the smallest in the Solar System. In English, it is named after the ancient Roman god Mercurius ( Mercury ), god of commerce and communication, and the messenger of the gods. Mercury is classified as a terrestrial planet, with roughly the same surface gravity as Mars.
Hace 2 días · It refers to the group of people in an individual's life that satisfies the typical role of family as a support system. The term differentiates between the "family of origin" (the biological family or that in which people are raised) and those that actively assume that ideal role.
