Question

which of the following is not one of da vincis contributions to technology?
a. effect of the moon on tides
b. modern theory on the formations of the continents
c. precise observations of human anatomy
d. ideas for space travel
please select the best answer from the choices provided

Explanation:

Da Vinci made contributions related to the moon's effect on tides, human anatomy observations, and had ideas for inventions (though space travel as we know it wasn't his focus, but the modern theory on continent formations is a concept from later geological science, not his work. So the option not his tech contribution is the modern theory on continent formations.

Answer:

B. modern theory on the formations of the continents