Alexander Graham Bell
________ was a deaf student's teacher who, in his leisure time, invented the telephone.
John MacDonald
________, Canada's first prime minister, pushed the country westward by buying territory and persuading frontier areas to join the union.
Ireland
________ endured one of the greatest famines in modern history in the 1840s.
Conflict
________ arose in Canada as a result of religious and cultural differences between the predominantly Roman Catholic French colonists and the predominantly Protestant English- speaking colonists.
Mexico
________ gave territory to the United States as part of the Mexican- American War settlement.
Slave labor
________ was used by Southern landowners.
Wilbur
________ and Orville Wright, two bicycle mechanics from Dayton, Ohio, solved the age- old puzzle of flight.
germ theory of disease
The ________ was a significant development in medical history.
Manifest destiny
________ was used by government leaders to justify evicting Native Americans from their tribal territories.
Thomas Edison
________ patented almost 1, 000 inventions during his career, including the light bulb and the phonograph.
Pasteur
________ discovered that microscopic organisms he dubbed bacteria were responsible for the fermentation of alcohol while studying it.
Edison
________ established a research laboratory at Menlo Park, New Jersey, early in his career.
plant disease
A(n) ________ damaged nearly all of Ireland's potato crop from 1845 to 1848.
Louis Pasteur
________, a French chemist, invented it in the mid- 1800s.