In the late 1990's, it was announced that the expansion of the Universe is accelerating. What does this imply from the perspective of the big bang
A) A force exists that we knew nothing about that causes the acceleration.
B) The Universe must be closed.
C) The Universe is finite.
D) The amount of dark matter must be greatly less than the amount of normal matter.
E) The Universe must be infinitely old.
Correct Answer:
Verified
Q15: If the Universe is closed, then its
Q16: Current observations indicate that the amount of
Q17: During the first moments of the big
Q18: When a proton and an antiproton collide
A)they
Q19: If gravity alone acts to retard the
Q21: The density of the Universe is
A)equal to
Q22: If galaxy A is four times more
Q23: Astronomers believe that the hydrogen atoms in
Q24: What observation has prompted astronomers to ponder
Q25: Whether the Universe is open, closed or
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents