synchronous apparatus
21respiration, human — ▪ physiology Introduction the process by which oxygen is taken up and carbon dioxide discharged. The design of the respiratory system The human gas exchanging organ, the lung, is located in the thorax, where its delicate tissues are… …
22Kinetoscope — The Kinetoscope is an early motion picture exhibition device. Though not a movie projector it was designed for films to be viewed individually through the window of a cabinet housing its components the Kinetoscope introduced the basic approach… …
23Radio — is the transmission of signals, by modulation of electromagnetic waves with frequencies below those of visible light.Electromagnetic radiation travels by means of oscillating electromagnetic fields that pass through the air and the vacuum of… …
24Nikola Tesla — (kyrillisch Никола Тесла, * 10. Juli 1856 in Smiljan, Kroatische Militärgrenze, Kaisertum Österreich; † 7. Januar 1943 in New York, USA) war ein Erfinder …
25Lebanon — /leb euh neuhn/ or, esp. for 1, / non /, n. 1. a republic at the E end of the Mediterranean, N of Israel. 3,858,736; 3927 sq. mi. (10,170 sq. km). Cap.: Beirut. 2. a city in SE Pennsylvania. 25,711. 3. a city in N central Tennessee. 11,872. 4. a… …
26muscle — muscleless, adj. muscly, adj. /mus euhl/, n., v., muscled, muscling, adj. n. 1. a tissue composed of cells or fibers, the contraction of which produces movement in the body. 2. an organ, composed of muscle tissue, that contracts to produce a… …
27Elliott Cresson Medal — given to Emile Berliner in 1913 Presented by Franklin Institute Country US …
28Coral — For other uses, see Coral (disambiguation). Coral Pillar coral, Dendrogyra cylindricus Scientific classification Kingdom …
29Norden bombsight — The Norden bombsight at the Computer History Museum in Mountain View, California. This example does not have the associated autopilot attached …
30Insect wing — Original veins and wing posture of a dragonfly. Hoverflies hovering to mate …
