Wp/khw/زمین
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زمین نظام شمسیو ھتے واحد سیارہ شیر کہ ھتیرا زندگی موجود شیر۔
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- ↑ All astronomical quantities vary, both secularly and periodically. The quantities given are the values at the instant J2000.0 of the secular variation, ignoring all periodic variations.
- ↑ Cite error: Invalid
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- ↑ 3.0 3.1 3.2 3.3 3.4 3.5 Williams, David R. (16 March 2017). "Earth Fact Sheet". NASA/Goddard Space Flight Center. Retrieved 26 July 2018.
- ↑ Various (2000). David R. Lide, ed. Handbook of Chemistry and Physics (81st ed.). CRC. ISBN 978-0-8493-0481-1.
- ↑ "Selected Astronomical Constants, 2011". The Astronomical Almanac. Archived from the original on 26 August 2013. Retrieved 25 February 2011.
- ↑ World Geodetic System (WGS-84). Available online from National Geospatial-Intelligence Agency.
- ↑ Staff (7 August 2007). "Useful Constants". International Earth Rotation and Reference Systems Service. Retrieved 23 September 2008.
- ↑ Arthur N. Cox, ed. (2000). Allen's Astrophysical Quantities (4th ed.). New York: AIP Press. p. 244. ISBN 978-0-387-98746-0. Retrieved 17 August 2010.
- ↑ Staff (7 August 2007). "Useful Constants". International Earth Rotation and Reference Systems Service. Retrieved 23 September 2008.
- ↑ "World: Lowest Temperature". WMO Weather and Climate Extremes Archive. Arizona State University. Archived from the original on 16 June 2010. Retrieved 7 August 2010.
- ↑ Kinver, Mark (10 December 2009). "Global average temperature may hit record level in 2010". BBC. Retrieved 22 April 2010.
- ↑ "World: Highest Temperature". WMO Weather and Climate Extremes Archive. Arizona State University. Archived from the original on 4 January 2013. Retrieved 7 August 2010.