Inventions and Inventors Answers

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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.
3

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
4

How did Thomas Edison help make cities safer?

C
Cities became less crowded because airplanes allowed people to move to new areas.
L
Light bulbs replaced gas lights and kept city streets well lit to reduce crime.
P
Police could cruise the streets in automobiles powered by internal combustion engines.
T
The telephone made it easy to call for help in case of an emergency.
6

The Wright brothers made their mark on history by

f
flying the first engine-powered plane.
d
developing the first light bulbs.
i
inventing the first telegraph.
m
making the first telephone.
7

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

L
Lister’s work was only made possible by Pasteur’s discoveries.
L
Lister and Pasteur could not have made their discoveries separately.
L
Lister’s and Pasteur’s discoveries depended on the work of Marie Curie.
P
Pasteur’s work was only made possible by Lister’s discoveries.
9

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
10

What is the best definition of heredity?

A
Heredity is the theory that energy can travel most safely through alternate currents.
B
Heredity is the process by which characteristics are passed to offspring.
C
Heredity is the process by which heat kills harmful bacteria in milk and other foods.
D
Heredity is the theory that radiation can be dangerous or deadly when misused.
11

The first engine-powered flight took place in the year

A
1925.
B
1889.
C
1941.
D
1903.
12

[BLANK]

A
radiation
B
pasteurization
C
vaccination
D
combustion
13

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.
14

What did Marie Curie achieve during her career? Check all that apply.She discovered how to preserve foods safely.She developed X-ray machines.She discovered radioactive elements.She created vaccines for diseases.She won the Nobel Prize.

A
She discovered how to preserve foods safely.
B
She developed X-ray machines.
C
She discovered radioactive elements.
D
She created vaccines for diseases.
E
She won the Nobel Prize.
15

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.
16

To means to remove harmful bacteria and other germs.

Answer not available
17

Which of these subjects would most likely be studied at the Pasteur Institute?

A
new flu strains
B
genetics
C
radiation technology
D
agriculture
18

[BLANK]

A
the internal combustion engine
B
the single-wire telegraph
C
alternating current electricity
D
engine-powered flight
19

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.
20

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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