I could be wrong but I believe it is C.) On plantations
Answer: Because sand dunes protect inland areas from swells, tides, and winds, they must be protected and defended like national treasures. A strong and healthy beach dune is a powerful antidote against coastal erosion. The ocean and the wind can have an unpredictable, destructive force on coastal regions.
The development of the calander shows they can divde the number of minutes hours days month etc in a year. Development of the pyramids shows geometry and engineering. look up to make sure.
Explanation:
<em>In </em><em>this</em><em> </em><em>experiment</em><em>,</em><em> </em><em>a</em><em> </em><em>compound</em><em> </em><em>pendulum</em><em> </em><em>w</em><em>ith </em><em>a </em><em>fixed </em><em>axis </em><em>moveable</em><em> </em><em>mass </em><em>is </em><em>u</em><em>s</em><em>ed </em><em>to </em><em>study</em><em> </em><em>the</em><em> </em><em>dependence</em><em> </em><em>of</em><em> </em><em>per</em><em>i</em><em>odic </em><em>time </em><em>on </em><em>the </em><em>position</em><em> of</em><em> </em><em>the </em><em>moveable</em><em> </em><em>mass </em><em>and </em><em>to </em><em>determine</em><em> </em><em>the </em><em>gravitational</em><em> </em><em>fi</em><em>e</em><em>ld </em><em>strength</em><em>.</em><em> </em><em>i.</em><em>e</em><em>;</em><em> </em><em>depending</em><em> on</em><em> the</em><em> </em><em>position</em><em> of</em><em> the</em><em> </em><em>moveable</em><em> </em><em>mass.</em>
The countries that are located on the equator out of this list are:
Somalia
Democratic Republic of the Congo
Uganda
NOT LOCATED ON EQUATOR: Libya that is located in northern africa