Imagine for a moment that despite all the evidence, Earth actually is not rotating and orbiting the Sun. Which of these hypothetical observations (none of them are real) would be inconsistent with our Sun-centered view of the solar system?
A) We discover a small planet beyond Saturn that rises in the west and sets in the east each day.
B) We discover an Earth-sized planet orbiting the Sun beyond the orbit of Pluto.
C) We find that we are unable to measure any parallax for a distant galaxy.
D) We discover that the universe is actually contracting, not expanding.

Question

Quizplus · Accepted Answer

The correct answer is A because if Earth were not rotating and orbiting the Sun, then all objects in the sky would appear to rise in the east and set in the west.

Imagine for a Moment That Despite All the Evidence, Earth