Try It
Open Population Pyramid
Under Click on a Country, click on U and select United States of America.
1. What is the general shape of the pyramid? Answer: Barrel
On the drop down menu next to Click on a Year, change the year to 1950.
2. What is the general shape of the 1950 pyramid? Answer: Triangle
3. How do the population pyramids differ for the U.S. in 1950 and 2010? Answer: Life expectancy has increased since 1950
Next, compare the population pyramid for the year 2010 with the predicted pyramid for the year 2050.
4. What is the expected trend of birth rates? Answer: Decrease
5. What is the expected trend of life expectancy? Answer: Increase
Look at the predicted population pyramid for the year 2100.
6. What is expected for population growth? Answer: close to zero population growth
Under Click on a Country, Click on B and select Botswana. Change the year to 2015.
7. Based on the shape of the pyramid, how would you classify the country? Answer: developing
Now, change the year to 2050 and take note of how the pyramid changes. Then, change the year to 2100.
8. Will Botswana’s continue to progress toward becoming a developed country? Answer: yes
Under Click on a Country, Click on M and select Mexico. Change the year to 2015.
9. Based on the shape of the pyramid, how would you classify the country? Answer: developing
Now, change the year to 2050 and take note of how the pyramid changes. Then, change the year to 2100.
10. Will Mexico continue to progres towards becoming a more developed country? Answer: yes
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