Xifaniso xamisava lexi tekiweke eka ripfhumba roya en'wetini ra Apollo 17

Misava (Hixigriki: Γαῖα Gaia,[n 6] kumbe hixilatini: Terra[1]) i planeti ya vunharhu kusuka edyambyini, naswona hiyona leyi kulu eka tiplaneti ta mune letingana sava na maribye naswona hiyona ntsena planeti leyi tiveka yikota kuhlayisa vutomi.

Hikuya hi vulavisisi bya rhadiyo, misava yingava yitumbulukile kwalomu ka 4.54 wa tibhiliyoni ta malembe lamahundzeke.[2][3][4] Eka ndhendzeleko wun'wa eka dyambu, misava viva yirhendzeleke hiyoxe kwalomu ka masiku ya 365.26 .[n 1] [5]

Kwalomu ka 71 watiphesenti ta misava imati, [6] kasi matiko-nkulu na swihlala swi helerisa misava.

Vuxaka exikarhi ka mangwa exikarhi ka misava na dyambu, naswihlawulekisi swa misava swiendla leswaku misava yikota kuhlayisa vutomi. kuna kwalomu ka 10 kuya ka 14 wa timiliyoni ta swivumbiwa leswi hanyaka laha emisaveni,[7][8] naswoona kuna vanhu lava ringanaka kwalomu ka 7.3 wa tibiliyoni.[9] Kuna matiku ya kwalomu ka madzana-mbirhi na makume nharhu (320) laha emisaveni.

TinotiEdit

  1. The number of solar days is one less than the number of sidereal days because the orbital motion of Earth around the Sun causes one additional revolution of the planet about its axis.

MintshahoEdit

  1. Oxford English Dictionary), 1st ed. "terra, n."
  2. "Age of the Earth". U.S. Geological Survey. 1997. Archived from the original on 23 December 2005. Retrieved 10 January 2006. 
  3. Dalrymple, G. Brent (2001). "The age of the Earth in the twentieth century: a problem (mostly) solved". Special Publications, Geological Society of London 190 (1): 205–221. Bibcode:2001GSLSP.190..205D. doi:10.1144/GSL.SP.2001.190.01.14. 
  4. Manhesa, Gérard; Allègre, Claude J.; Dupréa, Bernard & Hamelin, Bruno (1980). "Lead isotope study of basic-ultrabasic layered complexes: Speculations about the age of the earth and primitive mantle characteristics". Earth and Planetary Science Letters 47 (3): 370–382. Bibcode:1980E&PSL..47..370M. doi:10.1016/0012-821X(80)90024-2. 
  5. Laskar, J.; et al. (2004).
  6. National Oceanic and Atmospheric Administration. "Ocean". NOAA.gov. Retrieved 3 May 2013. 
  7. May, Robert M. (1988).
  8. Miller, G.; Spoolman, Scott (1 January 2012). "Biodiversity and Evolution". Environmental Science. Cengage Learning. p. 62. ISBN 1-133-70787-4. Retrieved 27 December 2014. 
  9. "Current World Population". worldometers. n.d.

Hlaya leswi engetelekekeEdit