HOW INVENTIONS CHANGE HISTORY
Introduction
Invented in 1793, the cotton gin changed history for good and bad. By allowing one field hand to do the work of 10, it powered a new industry that brought wealth and power to the American South -- but, tragically, it also multiplied and prolonged the use of slave labor.
Vocabulary
A. What do the following words mean?
die out cotton yearly | slave diapers time consuming |
Watch the video and complete the sentences.
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Now answer the questions
- Why was the cotton gin an efficient machine?
- What does the cotton gin do?
- Why did Whitney move to South Carolina?
- How much cotton could a person clean by hand in a day?
- Did the cotton gin reduce the number of slaves?
- Why did Whitney make little money?
- Mention another invention that may have changed the world for worse.
Word formation
Find the nouns to the following verbs.
- improve
- reduce
- destroy
- expand
- deliver