The evidence favors a universe whose overall geometry is flat. That evidence comes from observations of
A) the force of gravity acting on laboratory objects.
B) distant quasars.
C) the earliest galaxies in the universe.
D) the cosmic background radiation.
E) the center of our galaxy.

Question

Quizplus · Accepted Answer

The cosmic background radiation provides evidence for a flat universe through measurements of the temperature fluctuations, which match predictions for a flat geometry.

The Evidence Favors a Universe Whose Overall Geometry Is Flat