Exam Preparation Complete Study Guide with Solution 2025/ 2026 AP World History Unit 9 Study Guide Globalization Exam Preparation Complete Study Guide with Solution 2025/ 2026
Unit 9: Globalization
C. 1900 - Present / Exam Weighting: 8-10%
Topic 9.1 Advances in Technology and Exchange After 1900
Learning Objective Historical Developments 1. Choose one new mode of communication and explain how it reduced the
Explain how the New modes of communication—including radio problem of geographic distance.
development of new communication, cellular communication, and the - Cell phone; the cell phone allowed a person to communicate with other
technologies changed internet—as well as transportation, including air people around the world by sending signals to cell towers that get picked
the world from 1900 travel and shipping containers, reduced the
to present problem of geographic distance. up by the other person
Energy technologies, including the use of
petroleum and nuclear power, raised productivity
2. Choose one new mode of transportation and explain how it reduced the
and increased the production of material goods problem of geographic distance.
- Airplane; made travel much easier, helped people travel from country to
More effective forms of birth control gave
women greater control over fertility, transformed
country more quickly than a boat or car
reproductive practices, and contributed to
declining rates of fertility in much of the world 3. Choose one new energy technology and explain how it raised productivity
The Green Revolution and commercial
and the production of material goods.
agriculture increased productivity and sustained - Petroleum; powered various industrial process, transportation, and
the earth’s growing population as it spread machinery
chemically and genetically modified forms of
agriculture.
4. Explain the role of birth control in creating more opportunities for women in
Medical innovations, including vaccines and the 20th century.
antibiotics, increased the ability of humans to
survive and live longer lives. - Gave women greater control over fertility + transformed reproductive
practices (ex. China implemented one-child family policy to control
population)
- Led to women’s rights + advances in their career
5. What was the Green Revolution?
- A series of agricultural innovations from the late 1940s to the 1960s
which dramatically increased the amount of food produced
6. Name two positive impacts of the Green Revolution.
- High productivity of crops (ex. wheat, rice, corn)
- Technological advancements (ex. tractors, harvesters, irrigation systems)
7. Name two negative outcomes of the Green Revolution.
- Environmental damage
- Poisoned agricultural workers + polluted waterways
8. Describe one medical innovation that has increased the ability of humans to
AP World History Unit 9 Study Guide Globalization.pdf Page 1 of 10 Exam Preparation Complete Study Guide with Solution 2025/ 2026
, Exam Preparation Complete Study Guide with Solution 2025/ 2026 AP World History Unit 9 Study Guide Globalization Exam Preparation Complete Study Guide with Solution 2025/ 2026
survive and live longer lives.
- Vaccines have improved human survival + lengthened life expectancy by
developing immunity, which makes a person less vulnerable to illness and
less likely to get sick or pass away from it
- An example is the polio vaccine. It helped protect people from polio, a
deadly virus that harmed the world in the early 1950s
Topic 9.2 Technological Advances and Limitations After 1900: Disease
Learning Objective Historical Developments 9. Describe a disease associated with poverty and how (and where) it has
Explain how Diseases, as well as medical and scientific threatened human populations.
environmental factors developments, had significant effects on - Malaria is a disease caused by a parasite; in humans, it causes fevers,
affected human populations around the world. comas, damage to the kidney + spleen, anemia, and death
populations over time.
Diseases associated with poverty persisted - It is located in tropical + subtropical areas (ex. Africa, Asia, Middle East,
while other diseases emerged as new Latin America)
epidemics and threats to human populations, in
some cases leading to social disruption. These
outbreaks spurred technological and medical 10. Describe an epidemic disease of the 20th century and how it was a threat to
advances. Some diseases occurred at higher human populations.
incidence merely because of increased
longevity.
- AIDS (Acquired immunodeficiency syndrome) is a chronic immune system
disease caused by the human immunodeficiency virus (HIV). E ects of
Diseases associated with poverty: AIDS include killing over 25 million people around the world, weight loss,
● Malaria
● Tuberculosis neurological complications, and increased susceptibility to cancer.
● Cholera Currently, about 36.1 million people have AIDS in the world
- AIDS is acquired by coming into contact with semen, blood, or vaginal
Emergent epidemic diseases:
● 1918 influenza pandemic fluids
● Ebola - It is problematic in sub-Saharan Africa, Southeast Asia, Latin America, the
● HIV/AIDS
Caribbean, North America, Europe, Russia, and Central Asia
Diseases associated with increased longevity:
● Heart disease 11. Describe a disease which exists because of increased human longevity.
● Alzheimer’s disease
- Alzheimer’s disease is a progressive disease that destroys memory and
other important mental functions. As people start to live longer, a type of
dementia (Alzheimer’s) began to primarily a ect middle-aged + elderly
people. Over time, the illness gradually gets worse + there is no
treatment. The a ected person slowly starts to lose their memory, finally
forgetting everything, including their surroundings
12. Describe a medical advancement that has improved human longevity.
- A medical advancement that has improved human longevity is antibiotics.
Antibiotics are medicines that fight bacterial infections in people and
AP World History Unit 9 Study Guide Globalization.pdf Page 2 of 10 Exam Preparation Complete Study Guide with Solution 2025/ 2026
Unit 9: Globalization
C. 1900 - Present / Exam Weighting: 8-10%
Topic 9.1 Advances in Technology and Exchange After 1900
Learning Objective Historical Developments 1. Choose one new mode of communication and explain how it reduced the
Explain how the New modes of communication—including radio problem of geographic distance.
development of new communication, cellular communication, and the - Cell phone; the cell phone allowed a person to communicate with other
technologies changed internet—as well as transportation, including air people around the world by sending signals to cell towers that get picked
the world from 1900 travel and shipping containers, reduced the
to present problem of geographic distance. up by the other person
Energy technologies, including the use of
petroleum and nuclear power, raised productivity
2. Choose one new mode of transportation and explain how it reduced the
and increased the production of material goods problem of geographic distance.
- Airplane; made travel much easier, helped people travel from country to
More effective forms of birth control gave
women greater control over fertility, transformed
country more quickly than a boat or car
reproductive practices, and contributed to
declining rates of fertility in much of the world 3. Choose one new energy technology and explain how it raised productivity
The Green Revolution and commercial
and the production of material goods.
agriculture increased productivity and sustained - Petroleum; powered various industrial process, transportation, and
the earth’s growing population as it spread machinery
chemically and genetically modified forms of
agriculture.
4. Explain the role of birth control in creating more opportunities for women in
Medical innovations, including vaccines and the 20th century.
antibiotics, increased the ability of humans to
survive and live longer lives. - Gave women greater control over fertility + transformed reproductive
practices (ex. China implemented one-child family policy to control
population)
- Led to women’s rights + advances in their career
5. What was the Green Revolution?
- A series of agricultural innovations from the late 1940s to the 1960s
which dramatically increased the amount of food produced
6. Name two positive impacts of the Green Revolution.
- High productivity of crops (ex. wheat, rice, corn)
- Technological advancements (ex. tractors, harvesters, irrigation systems)
7. Name two negative outcomes of the Green Revolution.
- Environmental damage
- Poisoned agricultural workers + polluted waterways
8. Describe one medical innovation that has increased the ability of humans to
AP World History Unit 9 Study Guide Globalization.pdf Page 1 of 10 Exam Preparation Complete Study Guide with Solution 2025/ 2026
, Exam Preparation Complete Study Guide with Solution 2025/ 2026 AP World History Unit 9 Study Guide Globalization Exam Preparation Complete Study Guide with Solution 2025/ 2026
survive and live longer lives.
- Vaccines have improved human survival + lengthened life expectancy by
developing immunity, which makes a person less vulnerable to illness and
less likely to get sick or pass away from it
- An example is the polio vaccine. It helped protect people from polio, a
deadly virus that harmed the world in the early 1950s
Topic 9.2 Technological Advances and Limitations After 1900: Disease
Learning Objective Historical Developments 9. Describe a disease associated with poverty and how (and where) it has
Explain how Diseases, as well as medical and scientific threatened human populations.
environmental factors developments, had significant effects on - Malaria is a disease caused by a parasite; in humans, it causes fevers,
affected human populations around the world. comas, damage to the kidney + spleen, anemia, and death
populations over time.
Diseases associated with poverty persisted - It is located in tropical + subtropical areas (ex. Africa, Asia, Middle East,
while other diseases emerged as new Latin America)
epidemics and threats to human populations, in
some cases leading to social disruption. These
outbreaks spurred technological and medical 10. Describe an epidemic disease of the 20th century and how it was a threat to
advances. Some diseases occurred at higher human populations.
incidence merely because of increased
longevity.
- AIDS (Acquired immunodeficiency syndrome) is a chronic immune system
disease caused by the human immunodeficiency virus (HIV). E ects of
Diseases associated with poverty: AIDS include killing over 25 million people around the world, weight loss,
● Malaria
● Tuberculosis neurological complications, and increased susceptibility to cancer.
● Cholera Currently, about 36.1 million people have AIDS in the world
- AIDS is acquired by coming into contact with semen, blood, or vaginal
Emergent epidemic diseases:
● 1918 influenza pandemic fluids
● Ebola - It is problematic in sub-Saharan Africa, Southeast Asia, Latin America, the
● HIV/AIDS
Caribbean, North America, Europe, Russia, and Central Asia
Diseases associated with increased longevity:
● Heart disease 11. Describe a disease which exists because of increased human longevity.
● Alzheimer’s disease
- Alzheimer’s disease is a progressive disease that destroys memory and
other important mental functions. As people start to live longer, a type of
dementia (Alzheimer’s) began to primarily a ect middle-aged + elderly
people. Over time, the illness gradually gets worse + there is no
treatment. The a ected person slowly starts to lose their memory, finally
forgetting everything, including their surroundings
12. Describe a medical advancement that has improved human longevity.
- A medical advancement that has improved human longevity is antibiotics.
Antibiotics are medicines that fight bacterial infections in people and
AP World History Unit 9 Study Guide Globalization.pdf Page 2 of 10 Exam Preparation Complete Study Guide with Solution 2025/ 2026
