If the universe is open (negatively curved),the present expansion will
A)Stop and be followed by contraction to another singular state
B)Continue for an infinite time
C)Slow down but never quite stop in a finite time
D)Stop at the cosmic time of 20 billion years and remain stationary

Question

Quizplus · Accepted Answer

If the universe is open (negatively curved), the expansion will never stop or slow down significantly, and will continue for an infinite time. This is because there is not enough matter or energy in the universe to slow down the expansion and ultimately lead to a contraction.

If the Universe Is Open (Negatively Curved),the Present Expansion Will