Mantle material rises in convection currents because heated materials become more dense.

True or Faulse

Which is NOT a characteristic of effective sentences? a. Effective sentences are concise. b. Effective sentences use a variety of sentence structures. c. Effective sentences are mostly compound-complex sentences. d.

Gregor Mendel was the first scientist to use statistics to analyze scientific data. Before Mendel's experiments, scientists believed that organisms acquired traits from their environment and passed them on to their offspring.

During world war 2 the us experienced a peculiar economic situation in which there was both A) prosperity and scarcity B) prosperity and abundance C) overwhelming poverty and scarcity D) overwhelming poverty and abundance

What are examples of the global impact of the American Revolution and the U. S. Constitution?

Particular powers of the congress that are listed in article 1 are often called the

What is effects did the development of railroads have on industrial growth

What lessons does the Holocaust have for people today?

One reason the United States claimed Oregon Country was because of

Which would be considered a significant social effect of the First Great Awakening? a. The number of Protestant religious denominations in the colonies declined. b. The colonies experienced an increase in the number of Catholic immigrants. c.

Which court case represented an important step toward developing a free press in the colonies?