x-zrak

Gamma rays are like the light we see with our eyes, the x-rays used to probe our bodies in search of problems, and the radio waves that our television sets translate into inane ...

alfa-zrak

Chemistry; General chemistry

A stream of alpha particles . Alpha rays rapidly dissipate their energy as they pass through materials, and are far less penetrating than beta particles and gamma rays .

reflektovani zrak

Physics; General physics

A line representing direction of motion of light reflected from a boundary.

neidentifikovani leteći objekat (NLO)

Αεροπορία; Διαστημόπλοια

UFOs are unidentified aircraft which are attributed to alien space flight. One supposed UFO halted air traffic at Hangzhou Airport, China, on July 7. The appearance is being ...

svemirski šatl

Αεροπορία; Διαστημόπλοια

A reusable spacecraft with wings developed by the U.S. National Aeronautics and Space Administration (NASA) for human spaceflight missions. The first test flight took place in ...

zenit

Αεροπορία; Διαστημόπλοια

The point on the celestial sphere directly above the observer. Opposite the nadir.

x-dijapazon

Αεροπορία; Διαστημόπλοια

A range of microwave radio frequencies in the neighborhood of 8 to 12 ghz.

težina

Αεροπορία; Διαστημόπλοια

The gravitational force exerted on an object of a certain mass. The weight of mass m is mg Newtons, where g is the local acceleration due to a body's gravity.

astronomski sumrak

Αεροπορία; Διαστημόπλοια

For technical definition, please follow this link to the U.S. Naval Observatory Astronomical Applications website.

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Κλάδος/Τομέας: Ανθρωποι Category: Pageantry

Tereza Skanlan

The winner of the 2011 Miss America pageant. Scanlan, A 17-year-old and recent high school graduate from the western Nebraska town of Gering captured ...