The Mayans contributed to astronomy, biology, and the mathematical comcept of

a. zero

b. algebra

c. geometry

d. powers of ten

The attraction of a rubbed comb for paper gives evidence that A. Matter is electrical in nature B. Matter is magnetic C. Matter contains protons D. Matter is electrically neutral

How did quanah parker's mom join the comanche tribe

Which of individual served the longest in the executive office? A. Thomas Jefferson B. Richard Nixon C. Harry S. Truman D. George Brush

How did Douglass refute the prevailing southern (and northern) perception of slave songs?

Who played a major role in the mexican revolution of 1810 by leading the native american revolt?

At the end of the American revolution, Great Britain A. Gave up territory east of the Mississippi River B. Kept territory east of the Mississippi River C. Took control of the Mississippi River D. Denied the colonies their independence

Why was the era of good feelings called this?

Describe the causes and effects of the boston tea party

Why is Mesopotamia called the cradle of civilization

Why would it be difficult to have a successful farming business in the Rocky moutains