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119 Topic Pages Found in Science and starting with the letter G
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Open Gabbro

Colour Grey, dark grey, black; may have a bluish or greenish tone. Colour index 30 to 90; with a decrease of coloured minerals gabbro grades into

Gabor, Dennis (1900 - 1979)

Place: United Kingdom, Hungary Subject : biography, technology and manufacturing Hungarian-born British physicist and electrical engineer, famous for


( gădəlĭn'ēəm ), metallic chemical element; symbol Gd; at. no. 64; at. wt. 157.25; m.p. 1,312 degrees Celsius; b.p. 3,233 degrees Celsius; sp. gr.

Open Gagarin, Yuri (1934 - 1968)
Gagarin, Yuri (1934 - 1968)

Yuri Gagarin, a fighter pilot in the Soviet air force, was the first person to fly in space, making a single orbit of the Earth aboard the spacecraft

Open galaxy

Grouping of millions or billions of stars, held together by gravity. There are billions of galaxies in the universe . There are different types,

Galileo, Galilei (1564 - 1642)

Place : Italy Subject : biography, physics Italian physicist and astronomer whose work founded the modern scientific method of deducing laws to

Open Gallium

( găl'ēəm ), metallic chemical element; symbol Ga; at. no. 31; at. wt. 69.723; m.p. 29.78 degrees Celsius; b.p. 2,403 degrees Celsius; sp. gr. 5.904

Open Galton, Sir Francis (1822 - 1911)
Galton, Sir Francis (1822 - 1911)

Place : France Subject : biography, biology English scientist, inventor, and explorer who made contributions to several disciplines, including

Galvani, Luigi (1737 - 1798)

Place: Italy Subject : biography, biology Italian anatomist whose discovery of ‘animal electricity’ stimulated the work of Alessandro Volta and others


( găl´´vənŏm'ətər ), instrument used to determine the presence, direction, and strength of an electric current in a conductor. All galvanometers are