Siteadmin, Check users, nsAm_Govt_101RO, nsAm_Govt_101RW, nsAm_Govt_101_ta, Administrators
2,684
edits
Changes
Jump to navigation
Jump to search
no edit summary
The region of the atmosphere that extends from ground level to roughly 11 kilometers (7 miles) above sea level.<ref>Wile, Dr. Jay L. ''Exploring Creation With Physical Science''. Apologia Educational Ministries, Inc. 1999, 2000</ref>
==References==
<references/>
==References==
<references/>