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10 Cards in this Set
- Front
- Back
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Lode Stone |
A rock that magnetizes metals that rub against it |
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Canal Lock |
A lock that helped sailors to bring their boat up to higher land |
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Segmental Arch Bridge |
A broader and flatter arch |
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Movable Type |
Individual characters made of wood |
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Poreclain |
A fine pottery called China by most people |
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mass-produce |
to make similar items in quantity by using standardized designs and dividing labor |
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Steel |
A new metal that was easier to make and was also more durable |
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Gunpowder |
A explosive powder that was discovered by accident |
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Alchemy |
a blend of science and magic |
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catapult |
A weapon that hurls huge rocks and other objects |
