More From encyclopedia.com
picture , pic·ture / ˈpikchər/ • n. a painting or drawing: draw a picture of a tree. ∎ a photograph: we were warned not to take pictures. ∎ a portrait: have he… Date , date1 / dāt/ • n. 1. the day of the month or year as specified by a number. ∎ a particular day or year when a given event occurred or will occur: sig… Release , re·lease / riˈlēs/ • v. [tr.] 1. allow or enable to escape from confinement; set free: the government announced that the prisoners would be released.… International Date Line , In·ter·na·tion·al Date Line • n. see Date Line. Potassium-argon Dating , potassium–argon dating A dating technique for certain rocks that depends on the decay of the radioisotope potassium–40 to argon–40, a process with a… Carbon Isotopes , carbon isotopes Natural carbon is composed of three isotopes: 12C making up about 98.9%; 13C about 1.1%; and 14C whose amount is negligible, but whic…
You Might Also Like
NEARBY TERMS
14C