AnswersF26 World History A - LAInventions and Inventors

Inventions and Inventors Answers

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Which inventor developed a new motor that generated alternating current (AC) electricity?

A
Marie Curie
B
Gregor Mendel
C
George Washington Carver
D
Nikola Tesla
2
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The photo shows an invention from the Second Industrial Revolution.

Question illustration
A
the alternating current engine
B
the telephone
C
the telegraph
D
the internal combustion engine
3

For the YOUNG BUSINESS MANThe Ford Runabout is a profitable partner and a happy companion for the boy who is making his mark in business and at school.It reduces distance from a matter of miles to a matter of minutes. By saving time and effort, it makes larger earnings possible. And costing little to buy and keep going, it quickly pays for itself.When vacation time rolls round the Runabout enables the young business man to reduce by hours the time between work and play.Let us tell you how easy it is to buy a Ford on the Weekly Purchase Plan.Ford Motor Company, Detroit, Michigan

A
popularity
B
reliability
C
affordability
D
purity
4

What was the main way in which industrial age inventors helped farmers?

A
by developing new techniques for growing crops
B
by removing harmful bacteria from the soil
C
by using radiation to control farm pests
D
by improving farmers’ working conditions
5

[BLANK]

A
radiation
B
pasteurization
C
vaccination
D
combustion
6

What conclusion can be drawn about the relationship of Joseph Lister’s and Louis Pasteur’s work?

A
Lister’s work was only made possible by Pasteur’s discoveries.
B
Lister and Pasteur could not have made their discoveries separately.
C
Lister’s and Pasteur’s discoveries depended on the work of Marie Curie.
D
Pasteur’s work was only made possible by Lister’s discoveries.
7

What can be concluded about the long-term effects of Alexander Graham Bell’s invention?

A
It increased literacy rates by encouraging people to communicate through the written word.
B
It encouraged the development of new cities and trades by allowing people to travel farther and faster.
C
It improved the economy by increasing the number of hours people could work each day.
D
It enabled families to remain in close contact even as they moved across the country and across the world.
9

The use of antiseptics in hospitals resulted in

A
an increase in injury rates.
B
more deaths following surgeries.
C
new types of X-ray machines.
D
a decline in the infection rate.
10

The first engine-powered flight took place in the year

A
1925.
B
1889.
C
1941.
D
1903.
11

The chart shows automobile ownership in the United States from 1900-1950.

Question illustration
A
1900 and 1920.
B
1930 and 1940.
C
1940 and 1950.
D
1920 and 1930.
12

The chart shows automobile ownership in the early twentieth century.Based on the chart, what conclusion can be made about automobile ownership?

Question illustration
A
In 1910 and 1920, automobile sales increased enormously.
B
People bought new types of automobiles in the 1930s.
C
Automobiles were slow and unreliable until the 1950s.
D
Automobiles became more popular and affordable over time.
13

The most important economic effect of the internal combustion engine was

A
trade became slower and less efficient.
B
encouraging city workers to commute.
C
increasing the price of gasoline.
D
allowing goods to be shipped farther.

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