Question 1
What was true of African building materials during the first millennium C.E.?
a. Stone was increasingly used in West Africa during in the first millennium C.E.
b. The only construction material used during that period was dried mud.
c. Mosques were always constructed of wood.
d. The heavy use of mortar was predominant in buildings constructed at Great Zimbabwe.
e. Metal became an important building material as early as 1000 B.C.E.
Question 2
The three laws of motion that govern the planetary bodies and the objects on earth were explained by
a. Isaac Newton.
b. Galileo Galilei.
c. Ptolemy.
d. Nicolaus Copernicus.
e. Johannes Kepler.
Range of Motion of the Spine, Rotation
Earth scientists have devised a scheme to divide the planet’s natural history into distinct time ...
Biosynthesis of ketone bodies in the liver
Ocean cover most of Earth’s surface
Earth Science is Environmental Science
Newton's Second Law of Motion: Use G.R.E.S.A. format