<classify> Kaligiis maaha inkastoo khibradayn iyo tijaabo khibradeedba ay yihiin tijaabo loo isticmaalo in lagu tirtiro mid kamida fikrad-qaadashada ugu macquulsan,sualo waydiin, iyo indho indhaynta ayaa sidoo kale ah hagaha cilmi baadhis aqoon ku dhisan.  <topic>: ScienceNature of Science 