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Chemistry Projects

Science projects for all grades. More Science Projects Biology Science ProjectsBotany Science ProjectsEarth Science ProjectsPhysical Science ProjectsRelated Links Chemical Elements…

modernism

(Encyclopedia) modernism, in religion, a general movement in the late 19th and 20th cent. that tried to reconcile historical Christianity with the findings of modern science and philosophy. Modernism…

Clausewitz, Karl von

(Encyclopedia) Clausewitz, Karl vonClausewitz, Karl vonkärl fən klouˈzəvĭts [key], 1780–1831, Prussian general and military strategist. Clausewitz was an original thinker most influenced by the…

Roland

(Encyclopedia) RolandRolandrōˈlənd [key], the great French hero of the medieval Charlemagne cycle of chansons de geste, immortalized in the Chanson de Roland (11th or 12th cent.). Existence of an…

Piaget, Jean

(Encyclopedia) Piaget, JeanPiaget, JeanzhäNpyäˈjā [key], 1896–1980, Swiss psychologist, known for his research in developmental psychology. After receiving a degree in zoology from the Univ. of…

perspective

(Encyclopedia) perspective, in art, any method employed to represent three-dimensional space on a flat surface or in relief sculpture. Although many periods in art showed some progressive diminution…

Piero della Francesca

(Encyclopedia) Piero della FrancescaPiero della Francescapyĕˈrō dĕlˈlä fränchāsˈkä [key], c.1420–1492, major Italian Renaissance painter, b. Borgo San Sepolcro (modern Sansepolcro). All his…

Pindar

(Encyclopedia) PindarPindarpĭnˈdər [key], 518?–c.438 b.c., Greek poet, generally regarded as the greatest Greek lyric poet. A Boeotian of noble birth, he lived principally at Thebes. He traveled…

fetal tissue implant

(Encyclopedia) fetal tissue implant or fetal cell therapy, implantation of tissue from a fetus into a patient. In experimental procedures, fetal brain tissue has been implanted in the brains of…

Weather Words

Air pressure: Air has weight. Air pressure is the weight of the air, or atmosphere, pushing down on Earth. The closer you are to sea level, the higher the air pressure because there’s that…