brzina

brzina

A vector quantity whose magnitude is a body's speed and whose direction is the body's direction of motion.

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Sõnaliik: noun
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Blossary:
Valdkond/domeen: Aerospace
Category: Space flight
Company: NASA
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brzina difuzije

Chemistry; General chemistry

The number of randomly moving molecules that pass through a unit area per second. Diffusion rates are fastest when a large concentration difference exists on either side of the ...

konstantna brzina

Chemistry; General chemistry

A rate constant is a proportionality constant that appears in a rate law . For example, k is the rate constant in the rate law d(A)/dt = k(A). Rate constants are independent of ...

neidentifikovani leteći objekat (NLO)

Aerospace; Space flight

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

Aerospace; Space flight

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

Aerospace; Space flight

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

x-zrak

Aerospace; Space flight

Electromagnetic radiation in the neighborhood of 100 picometer wavelength.

x-dijapazon

Aerospace; Space flight

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

težina

Aerospace; Space flight

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.