In 486, the king of the defeated the last Roman commander.
A. Franks
B. Turks
C. Arabs

Largest layer of atmosphere international space station orbits ultraviolet radiation causes ionization the phrases describe what layer of earth's atmosphere?

Which of the following countries has developed new technologies in automobiles and plastic recycling ? china north korea japan india

Which of the following geographic terms could be applied to the countries of central america? a. isthmus b. canal c. peninsula d. island