The universe can be infinite in size for which shapes of the universe?
A) open
B) closed
C) flat
D) closed and flat
E) open and flat

Question

Quizplus · Accepted Answer

According to current observations and models, the universe could be infinite in size for both open and flat shapes. The closed shape is considered finite and therefore would not allow for an infinite size. Therefore, the best choice(s) are E (open and flat).

The Universe Can Be Infinite in Size for Which Shapes