The planet Neptune was discovered
A) from the predictions generated by calculations using Newton's Universal Law of Gravitation
B) by accident
C) by the ancient Greeks
D) by a robotic space probe

Question

Quizplus · Accepted Answer

Neptune was discovered due to the prediction of its existence made by French astronomer Urbain Le Verrier using Newton's Universal Law of Gravitation, which helped direct astronomers to its exact location in the sky.

The Planet Neptune Was Discovered