question 19\nwhich of the following was not observed by galileo?\nstellar parallax\nmountains & valleys in…

question 19\nwhich of the following was not observed by galileo?\nstellar parallax\nmountains & valleys in the moon\nphases of venus\n4 moons orbiting jupiter

question 19\nwhich of the following was not observed by galileo?\nstellar parallax\nmountains & valleys in the moon\nphases of venus\n4 moons orbiting jupiter

Answer

Brief Explanations:

Galileo observed mountains and valleys on the Moon, phases of Venus, and 4 moons orbiting Jupiter. Stellar parallax was not observed by him due to the limitations of his instruments and the vast distances involved.

Answer:

A. stellar parallax