AnswersHSSUS US History Sem 1 26-27Immigration and Demographic Change

Immigration and Demographic Change Answers

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1
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What was ARPANET?

A
a computer network run by a company called ARPA
B
a computer network for businesses and merchants
C
a US government computer network for researchers
2
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Which of these statements is an example of how new technologies are changing education?

A
Tablets are replacing textbooks in schools.
B
Learning has to be done only in the classroom.
C
Students have fewer chances to take new courses.
3

How did the World Wide Web transform the Internet?

A
It allowed people to navigate easily between different pages.
B
It made computers less affordable.
C
It made it easier to use satellite technology.
4

How has the Internet affected modern America?Check all of the boxes that apply.

A
It allows millions of computers to be connected.
B
It limits the connections between people around the United States.
C
It has encouraged readers to move from print to online formats.
D
It has created a boom in online retail.
5

What is the most important advantage that e-mail and texting have over handwritten letters?

A
reliability of delivery
B
security and safety
C
speed of delivery
6

By about how many years did life expectancy increase in the US between 1960 and 2010?

A
7 years
B
17 years
C
27 years
7

Why would it be desirable to make a plant resistant to insects by modifying its genes?

A
to lower or eliminate pesticide use
B
to lower water usage
C
to make the plant more nutritious
8

How do drones help pilots stay safe in combat?

A
Drones have no pilots.
B
Drones can be piloted from far away.
C
Drones have reinforced cockpits.

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