Reading · Part 7

Multiple MatchingExercici 66 de 68

Ingenious Ancient Inventions

Discovered in an ancient Mesopotamian tomb, this seemingly ordinary clay jar continues to completely baffle modern archaeologists. Inside the small vessel, excavators found a copper cylinder surrounding a solid iron rod, which scientists believe was originally filled with an acidic liquid, like vinegar or grape…

  • Which invention relied on highly reflective materials to effectively redirect natural rays of light?
  • Which invention may have been intended strictly to beautifully decorate items of personal adornment?

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