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9.1a Advances
AP World History 9.1a Advances in Tech and Exchange after 1900
| Question | Answer |
|---|---|
| What were the new modes of communication after 1900? | radio communication, cellular communication, and the internet Radio: Marconi, CB radio talk 20 miles? Short wave: international Cellular: like some phones? Fax, Cellular: like some phones? Fax |
| What were the new modes of transportation after 1900? | including air travel and shipping containers, reduced the problem of geographic distance., Air travel: 1903 Wright brothers, mail service, military, public travel; Lindbergh, Sea travel: bigger, faster ships, carrying petroleum, other cargo |
| How did technology impact work? | one might include telecommuting as part of this transformation |
| What increased the production of material goods? | Energy technologies, including the use of petroleum and nuclear power, raised productivity and increased the production of material goods. |
| What resources decreased in demand after petroleum was beginning to be produced? | Switch from wood, to coal, to petroleum |
| What resource created environmental and disposal concerns? | Nuclear: environmental concern for use and disposal |
| What were the percentages of resources uses in the world during this time? What fuels were used? | world: less than 10% hydro, less than 10% nuke, fossil 80%, other 1% |
| What ended with the use of nuclear weapons? | WWII began with lots of real horse power (6 million) and ended with nukes |
| What impact did birth control have on general populations? | More effective forms of birth control gave women greater control over fertility, transformed reproductive practices, and contributed to declining rates of fertility in much of the world. |
| What techniques were used before birth control became available? | Before the pill: techniques such abstinence, timing, condom/diaphragm, Planned Parenthood/Sanger d.1966, The Pill: 1960 careful marketing at first, see Griswold v. CT |
| What did family size depend on? | family size depended on age of marriage; |
| What families (urban or rural) wanted to have more children? Why? | urban families v. rural who wanted more kids to work the farm (all wanted kids to care for them in old age |
| What became legal in 1973 that impacted human birth rates? | Abortion in US legalized 1973, globally 56 million per year |
| How many children did a woman of the 50's have? | in 1950 average 5 kids per woman, |
| How many children would a woman of the 2020's have? When will the population numbers level off. | now about ½ that (2.5 kids); world pop will level off about 2100 |
| What sustained the world's growing population? | The Green Revolution and commercial agriculture increased productivity and sustained the earth’s growing population as it spread chemically and genetically modified forms of agriculture. |
| Population has always been a concern. What did the numbers look like from 1800-1999? | Population problem by 1950: 1 b. by 1800, 2 b. by 1930, 4 b. by 1974, 6 b. by 1999, now almost 8 b. |
| Who was Normal Borlaugh? What did he do? | Green Revolution 1950s-60s: Norman Borlaug plant production in Mexico, hybrids resistant to drought, pests, big use of fertilizer, Nobel Peace Prize 1970, he literally saved the lives of 100s of millions, environmental criticism |
| What does GMO stand for? Why was it a concern? | GMO (genetically modified organism) foods/drugs and concerns |
| What helped to improve the longevity of a human life? | Medical innovations, including vaccines and antibiotics, increased the ability of humans to survive and live longer lives. |
| What big names helped to develop vaccines for viruses? | Vaccines for virus? (from cow=vaca, pox): by 1700s from Ottoman? Jenner d.1823, Pasteur d.1895; widespread use 20th c. |
| Who created penicillin and when/where did it make it's first big impact on the world? | Antibiotics: for bacteria, Fleming 1928, penicillin saved many lives in WWII |
Created by:
Saenz2004
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