difference gauge
51Weather radar — in Norman, Oklahoma with rainshaft …
52Invariance mechanics — In physics, invariance mechanics, in its simplest form, is the rewriting of the laws of quantum field theory in terms of invariant quantities only. For example, the positions of a set of particles in a particular coordinate system is not… …
53electricity — /i lek tris i tee, ee lek /, n. 1. See electric charge. 2. See electric current. 3. the science dealing with electric charges and currents. 4. a state or feeling of excitement, anticipation, tension, etc. [1640 50; ELECTRIC + ITY] * * *… …
54Weak interaction — Standard model of particle physics …
55Global Positioning System — GPS redirects here. For other uses, see GPS (disambiguation). Geodesy Fundamentals …
56American and British English spelling differences — Spelling differences redirects here. For other uses, see Category:Language comparison. For guidelines on dialects and spelling in the English language version of Wikipedia, see Wikipedia:Manual of Style#National varieties of English. Differences… …
57climate — /kluy mit/, n. 1. the composite or generally prevailing weather conditions of a region, as temperature, air pressure, humidity, precipitation, sunshine, cloudiness, and winds, throughout the year, averaged over a series of years. 2. a region or… …
58Indonesia — /in deuh nee zheuh, sheuh, zee euh, doh /, n. 1. See East Indies (def. 1). 2. Republic of. Formerly, Netherlands East Indies, Dutch East Indies. a republic in the Malay Archipelago consisting of 13,677 islands, including Sumatra, Java, Sulawesi,… …
59Decompression (diving) — Divers decompressing in the water at the end of a dive Decompression in the context of diving derives from the reduction in ambient pressure experienced by the diver during the ascent at the end of a dive or hyperbaric exposure and refers to both …
60Crochet — For a note duration, see Quarter note. Detail of a crocheted doily, Sweden Crochet (English pronunciation: /k …
