https://padlet.com/273632/epime3hxcwf2 Made with stuff en-us 2016-10-11 17:34:39 UTC 2024-09-18 15:48:19 UTC hello@padlet.com 273632 https://padlet.com/273632/epime3hxcwf2/wish/129919301 are underground cave systems filled with water. They are different than regular caves the cave entrance is in the ground but just as a giant hole into water]]> 2016-10-11 17:56:11 UTC https://padlet.com/273632/epime3hxcwf2/wish/129919301 273632 https://padlet.com/273632/epime3hxcwf2/wish/129921768 2016-10-11 18:01:25 UTC https://padlet.com/273632/epime3hxcwf2/wish/129921768 273632 https://padlet.com/273632/epime3hxcwf2/wish/129924861 2016-10-11 18:08:11 UTC https://padlet.com/273632/epime3hxcwf2/wish/129924861 273632 https://padlet.com/273632/epime3hxcwf2/wish/130502625 It takes a long time for a cenote to form. Rain water absorbs a gas (carbon dioxide) from the air and forms a weak acid. As this trickles down through tiny cracks in the limestone, the weak acid dissolves a mineral in the limestone called calcite. Over time the limestone is dissolved and a cenote is formed.]]> 2016-10-13 16:14:59 UTC https://padlet.com/273632/epime3hxcwf2/wish/130502625 273632 https://padlet.com/273632/epime3hxcwf2/wish/130503629 you can mostly find these on the Yucatán Peninsula of Mexico]]> 2016-10-13 16:17:10 UTC https://padlet.com/273632/epime3hxcwf2/wish/130503629 273632 https://padlet.com/273632/epime3hxcwf2/wish/130507456 2016-10-13 16:25:48 UTC https://padlet.com/273632/epime3hxcwf2/wish/130507456