By Encyclopaedia Britannica Editorial
The hot "Britannica Illustrated technology Library" is designed to aid college young ones elderly 10-14 achieve a convinced figuring out of earth, lifestyles and actual technology. This intriguing new reference set is perfect for the study room, homework assignments or merely for shopping and may interact younger rookies with an unrivalled volume of fabric throughout middle technology topics. essentially organised, the set is split into subject parts and encompasses a thesaurus of phrases and index to be able to let young children to improve very important reference and examine abilities. This identify: establishes a convinced knowing of technological know-how; develops learn and reference abilities; presents solutions for curious minds; is a unmarried resource for a variety of themes around the curriculum; and, deals quick engagement via bright illustrations.
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They receive energy de lasthe baterías externas y laand from external batteries transfieren al the corazón. transfer it to artificial heart. 2 The valves opense and Las closed válvulas cerradas abren the open valvesseclose, andLa the y las abiertas cierran. hydraulic pressure entonces, is shifted fuerza hidráulica, to the other side of the pump. ejerce presión sobre el lado The process repeats se itself opuesto. El proceso repite over over. una yand otra vez consumando la acción de bombeo. Fluído Fluid Pump Bomba External Pack de baterías battery externaspack Vena pulmonar Pulmonary vein La limpia y rica Thesangre cleaned blood, rich in oxygen, enters the left en oxígeno ingresa atrium of theen heart.
50 BREAKTHROUGH INVENTIONS TECHNOLOGY 51 Holography Principles The creation of holographic images is based on the behavior of light through space, time, and wave interference. B ased on the optical phenomenon of interference, holography is a photographic technique that allows an image to be recorded in three dimensions on a flat surface. Holograms are often confused with the transmission of three-dimensional images, particularly in science-fiction series and films, such as Star Trek or Star Wars.