Sunčev sistem

Streams of plasma--charged particles (mainly ionized hydrogen and some helium but actually a mixture of all electrons and protons in the Sun)-- ejected from the outer atmosphere ...

periodicni sistem

Chemistry; General chemistry

An arrangement of the elements according to increasing atomic number that shows relationships between element properties.

zavisni sistem

Mathematics; Algebra

A system whose gr-aphs coincide and that has infinitely many solutions.

Ceres

Astronomy; Planetary science

The largest of the known asteroids; a dwarf planet. Also called 1 Ceres because it was the first asteroid to be discovered (by Piazzi in 1801).

Jarkovski efekat

Astronomy; Planetary science

An explanation for the shift in an asteroid's orbit around the Sun due to a thermal thrust caused by the body's uneven heating by sunlight. The illuminated side of an asteroid ...

Viking

Astronomy; Planetary science

U. S. Mission to Mars, composed of two spacecraft, launched in 1975. Viking 1 and Viking 2 both consisted of an orbiter and a lander. Primary mission objectives were to obtain ...

sublimacija

Astronomy; Planetary science

Phase transformation from solid to gas.

Misija Stardust

Astronomy; Planetary science

The fourth in NASA's Discovery program of low-cost spacecraft with highly focused science goals, Stardust was comprised of a spacecraft and capsule that completed a seven-year, ...

Solarna i heliosfericna observatorija

Astronomy; Planetary science

A project of international collaboration between ESA and NASA to study the Sun from its deep core to the outer corona and the solar wind. SOHO was launched in December, 1995. SOHO ...

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Industry/Domain: Arts & crafts Category: Oil painting

Mona Liza

The Mona Lisa is widely recognized as one of the most famous paintings in the history of art. It is a half-length portrait of a seated woman painted ...