The primordial nucleosynthesis was sped up by the abundance of in the universe once the temperature dropped below a billion K.
A) deuterium
B) tritium
C) hydrogen
D) helium
E) helium- 3
Correct Answer:
Verified
Q88: In the Grand Unified Theory, the superforce
Q89: In the cosmological principle, implies that the
Q90: The assumption that from any place in
Q91: The discovery of dark energy increased support
Q92: The latest observations suggest the ratio of
Q94: The universe we live in now is
Q95: The best answer to both the flatness
Q96: In the cosmological principle, implies that matter
Q97: The hot, dense universe shortly after the
Q98: paradox asks why the sky is dark
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