Cracking The White Hat Code
Second Definition & Meaning Adopted by the International Astronomical Union in Sept. 1952. The time needed for a cesium-133 atom to perform 9,192,631,770 complete oscillations. In these contexts, it is also known as an arc second or a second of arc and is equal to exactly 1/3,600 of an angular degree or 1/1,296,000 of a circle. Engineers and scientists often use smaller units of measurement than the second by attaching power-of-10 prefix multipliers. One millisecond is 10-3 seconds; 1 microsecond is 10-6 seconds; 1 nanosecond is 10-9 seconds; and 1 picosecond is seconds. "To sum up, the term 'second language' has two meanings. First, it refers to the chronology of language learning. A second langauge is any language acquired later than the native language. . . . Whether you seek to share your story or connect with other people who are going through similar experiences as you, check out this brand new resource to learn more about the different communities inworld. W