Author Question: Is the actual size of the universe larger than 14 billion light years? A) The observable universe ... (Read 108 times)

Pineappleeh · **on:** Jul 27, 2018

Is the actual size of the universe larger than 14 billion light years?

A) The observable universe is 14 billion light years in each direction, so the actual universe is greater than 14 billion light years across.
B) We do not have enough information to know this.
C) The universe must be exactly equal in size to its age, so it must not be larger than 14 billion light years across in size.
D) It is only 14 billion light years across to us; to an observer 10 billion light years away, it is smaller.

Question 2

Why doesn't Venus have seasons like Mars and Earth do?

A) It does not have an ozone layer.
B) It is too close to the Sun.
C) Its rotation axis is not tilted.
D) It does not rotate fast enough.
E) all of the above