Full Definition of PRECEDING. See preceding defined for English-language learners. See preceding defined for kids. ADVERTISEMENT. I have had a fever of about three weeks during the last and preceding month, from which I am entirely recovered except as to strength. â 2 Thomas Jefferson, letter, 4 Sept. 1823.
This commonly happens along volcanoes. When lava comes out of the volcano, the rocks there melt, usually forming different rocks. If you are asking on the chemical basis as to why they melt, it's because rocks are formed from minerals crystals. These crystals are formed from elements, which in turn also melts (some rocks are made of carbon, and since carbon melts, rock melts too). Source(s): Gsevilla Â· 7 years ago.
To argue that concrete does not melt because in molten form it is not concrete, is to argue that a cell-phone won't melt, because the resulting liquid is not a cell phone, since when it hardens it won't be a cell phone no more, Jim.elt: to change or to cause (something) to change from a solid to a liquid usually because of heat. 1  Concrete melts and forms lava (molten rock). 2  At 1500C it will melt entirely. 3  When it hardens, an igneous rock results.