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10 Cards in this Set
- Front
- Back
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invention
25 |
Something that is made for the first time.
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skyscraper
25 |
A very tall building with many floors.
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assembly line
25 |
A product moves from worker to worker until it is put together.
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conveyor belt
25 |
A long, moving belt that carries parts past factory workers.
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big business
27 |
Means one person or one business controls many other businesses.
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ore
27 |
Rock with metal such as iron in it.
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steel
27 |
Stong metal made from iron.
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millionaire
27 |
A person who has more than a million dollars.
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drilled
27 |
Used a special machine to make a deep hole in the earth.
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oil refineries
27 |
Factories that clean oil after it is taken out of the earth.
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