Multiple choice general knowledge science & technology

This statesman, politican, scholar, inventor, and one of early presidents of USA invented the swivel chair, the spherical sundial, the moldboard plow, and the cipher wheel.

  1. George Washington

  2. Alexander Hamilton

  3. John Adams

  4. Thomas Jefferson
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Thomas Jefferson was a true polymath who invented the swivel chair, spherical sundial, moldboard plow (a better plow design), and cipher wheel for cryptography. He served as the third U.S. President and was deeply involved in scientific and agricultural innovation.

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