Examining Maps Study the map of European exploration on page $34$. How do you think the Crusades assisted the development of the trade routes throughout the European and Asian continents?

What were the trade routes that went between Europe and Asia?

Why were the Crusades important to the Age of Exploration?

How might Chinese civilization have developed differently if China had not been so isolated?

In the picture line AC is perpendicular to line BE. Name the angle adjacent to ∡ABE.

A) ∡B; B)∡EBF; C) ∡DBE; D) ∡FBC

On a sheet of paper, use this term in a sentence 'obsidian'

On a sheet of paper, use this term in a sentence 'civilization'

Analyzing If you had been a merchant in Europe during the $1400$s, would you have supported attempts to find new routes to Asia? Why or why not?

Picturing History Study the photographs of this page and on page 16. How did the Native Americans in each region adapt to their environments?

Which of the following is true about environmental tobacco smoke (ETS)?

• a. Adults are more heavily exposed to ETS than children.
• b. ETS accelerates the buildup of plaque in the heart and blood vessels.
• c. ETS is responsible for more lung cancer deaths than heart disease deaths annually.
• d. ETS has fewer carcinogens, tar, and nicotine than mainstream smoke.

Examining Images Study the images on pages $42$ and $43$ illustrating the importance of the Columbian Exchange. Do you think the positive effects of the exchange outweigh the negative effects? Explain your answer.

Analyzing Maps Examine the map of North American cultures on page $22$. Which method of acquiring food was used over the largest geographical area of North America?

Organizing Use a graphic organizer similar to the one below to list the effects of the Crusades.

Categorizing Use a graphic organizer like the one below to list the advances of early culture groups in North America.