AnswersTX-US History Studies Since 1877 B-Credit Recovery Summer SchoolUnit Test

Technology and its Effects on Modern America Answers

14 verified answers
1
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Genetic modification of food crops is considered controversial because

A
some people worry it will negatively impact human health.
B
farmers worry that genetically modified crops will not be hardy.
C
some people are afraid they will not like the taste of modified foods.
D
farmers are afraid it will make their crops more susceptible to pests.
2
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Which technology enables surgery to be more precise?

A
lasers
B
robotics
C
MRI scans
D
genetic research
3

How has technology most improved classroom instruction?

A
Students send and receive e-mail to communicate.
B
Students post to social media to share information.
C
Students use smartphones to purchase goods.
D
Students use interactive software to learn.
4

When did Americans begin using computers in their homes and small businesses?

A
in the 1960s
B
in the 1970s
C
in the 1980s
D
in the 1990s
5

Which new technology keeps civilians safer during war?

A
wind turbines
B
drone aircraft
C
smart weapons
D
electric batteries
6

The ARPANET was

A
a 1960s prototype computer.
B
a 1960s computer company.
C
a 1960s university email system.
D
a 1960s government computer network.
7

Industry has lowered its labor costs through

A
the use of tablet computers.
B
advances in robotics.
C
faster communications.
D
just-in-time manufacturing.
8

E-mail, texting, and social media have largely replaced

A
television.
B
the Internet.
C
newspapers.
D
handwritten letters.
9

One benefit of genetic modification in agriculture is

A
new vaccines that save lives.
B
natural resistance to pests.
C
faster access to information.
D
the use of plant fuels for energy.
10

How did the Internet transform scientific research?

A
Researchers continued to use the ARPANET for their work.
B
Researchers everywhere began to collaborate and share data.
C
Researchers could share music and other forms of media.
D
Researchers worked by themselves online more and more.
11

The development of the Internet can be traced back to

A
e-mail.
B
the ARPANET.
C
personal computers.
D
the World Wide Web.
12

Study the graph.According to the graph, approximately how much of the US population used the Internet in 2006?

Question illustration
A
less than 20%
B
about 40%
C
about 70%
D
more than 80%
13

Study the graph.According to the graph, approximately how much of the US population used the Internet in 2006?

Question illustration
A
less than 20%
B
about 40%
C
about 70%
D
more than 80%
14

When did Americans begin using computers in their homes and small businesses?

A
in the 1960s
B
in the 1970s
C
in the 1980s
D
in the 1990s
15

Recent breakthroughs in medical research have

A
led to advancements in robotics.
B
prevented potential drug interactions.
C
improved understanding of genetic diseases.
D
enabled faster collaboration among doctors.
16

As a result of the Internet, people today

A
use more mobile devices.
B
go to the movies more often.
C
no longer read newspapers.
D
no longer need computers.
17

As a result of the Internet, people today

A
use more mobile devices.
B
go to the movies more often.
C
no longer read newspapers.
D
no longer need computers.
18

Which statement best explains the relationship between satellite technology and the Internet?

A
All nations worldwide are connected to the global network because of the satellites in space.
B
Satellite technology has significantly increased the number of Internet users in the United States.
C
Satellite technology made using the Internet faster and cheaper, so people began using it in their homes.
D
People in less-developed nations use satellites to access the Internet, greatly increasing the number of Internet users.
19

How did the Internet transform scientific research?

A
Researchers continued to use the ARPANET for their work.
B
Researchers everywhere began to collaborate and share data.
C
Researchers could share music and other forms of media.
D
Researchers worked by themselves online more and more.
20

One benefit of genetic modification in agriculture is

A
new vaccines that save lives.
B
natural resistance to pests.
C
faster access to information.
D
the use of plant fuels for energy.

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