Event 1: The Northeast coast has many deep natural harbors where ships can dock safely. Event 2: Busy port cities and trading towns grew along the coast. Which statement is correct?

Homesteaders reaching the Great Plains found deep grassy soil but almost no trees. How did that shape the first houses they built there?

The Erie Canal opened in 1825 and connected the Great Lakes to the Hudson River. What was one effect of the canal on trade?

Event 1: The transcontinental railroad was completed in 1869. Event 2: A trip across the country that used to take about five months by wagon took about a week by train. Which statement is correct?

Midwest farms had rich soil and long growing seasons, so many farmers there raised mostly grain and livestock. What was one effect of that specialization?

Britain taxed goods in the thirteen colonies, but colonists could not elect anyone to Parliament to speak for them. What did many colonists do as a result?

Event 1: European rulers wanted a shorter sea route for trading with Asia. Event 2: In the 1400s and 1500s, they paid for long voyages west across the Atlantic Ocean. Which statement is correct?

Spanish colonists brought horses to North America in the 1500s. What was one effect of that for nations of the Great Plains?

In the 1840s a plant disease destroyed the potato crop that many families in Ireland depended on for food. What was one effect of that crop failure?

On a timeline, the cause of an event is always placed before its effect.

What was one effect of the Boston Tea Party in 1773?

The Declaration of Independence was written mainly because the colonies wanted to separate from Great Britain.

During the boycotts of British goods, many colonial women spun thread and wove cloth at home. Why did they do this?

What was one effect of the Louisiana Purchase?

President Jefferson sent Lewis and Clark west because he wanted more information about the Louisiana Territory.

Event 1: The Erie Canal opened in 1825. Event 2: Towns along its route, such as Rochester and Syracuse, grew quickly. Which statement is correct?

As railroads spread across the West in the late 1800s, what happened at many places where the trains stopped?

Event 1: Gold was discovered in California in 1848. Event 2: In 1849, large numbers of people rushed to California hoping to strike it rich. Which statement is correct?

Very few people from other countries came to California during the Gold Rush.

What was one effect of westward expansion on many Native American groups?

Event 1: American leaders wrote the U.S. Constitution. Event 2: The country gained a written plan for how the national government would work. Which statement is correct?

A cause is something that happens as a result of an effect.

What was one effect of the Bill of Rights?

Many early mill towns in New England were built beside rivers with waterfalls. Why?

What was one effect of fertile soil in a region?

Event 1: A long drought ruined the crops on farms near a town. Event 2: Food prices at the town market went up. Which statement is correct?

When factories grew during industrialization, one effect was that more people moved from cities back to farms.

What caused some immigrants to come to the United States?

What was one effect of immigration on the United States?

Event 1: The United States fought the Civil War. Event 2: Slavery was ended in the United States. Which statement is correct?

The attack on Pearl Harbor helped cause the United States to enter the Civil War.

What was one effect of rationing during World War II?

What was one cause of the Great Migration?

Event 1: African Americans in Montgomery boycotted the city buses. Event 2: Segregation on Montgomery buses came to an end. Which statement is correct?

Civil rights marches helped bring attention to unfair laws and treatment.

What was one effect of the invention of the telephone?

Event 1: The United States built the interstate highway system. Event 2: Travel and shipping by road became easier across the country. Which statement is correct?

If a drought lasts for a long time, what is one likely effect on farmers?

A community may build a dam because it wants to control water, reduce flooding, or create power.

What is the effect in this sentence: Because the bridge was built, people could cross the river more easily?