How were the Romans able to build bigger arches than anyone

before them?

by mixing stone and sand with cement to make concrete

by designing outdoor stadiums for sports events

by placing domes on top of their vaults

Why was the growing military buildup in europe prior to the world war i a cause of concern?

The Jamestown colony was able to profit from the production of which crop? Wheat Indigo Tobacco Rice

How were the Reconstruction plans of President Abraham Lincoln and President Andrew Johnson similar?

When did president Abraham Lincoln issue the emancipation proclamation?

What was the biggest effect on the Columbia exchange on Europe

Tacos, pasta, and sushi are all examples of the A. influence of the United States on other nations B. influence of diverse cultures on the United States C. influence of other nations on each other D. influence of U. S. regions on each other

Do you agree with America's commitment

Which was not a challenging environmental condition the earliest civilizations faced? A. inadequate rainfall for farming B. violent and destructive spring floods C. limited access to precious metals D. eroded soil with poor nutrients

If a grand jury fails to issue formal charges, does the double jeopardy rule apply

which best describes the group of people who th US government forced int internment camps during world war II