Approximately how long did the nucleosynthesis era last?
A) 10-10 seconds
B) 5 years
C) 5 minutes
D) 0.001 seconds
E) 5 seconds
C
You might also like to view...
Shapley found the distance to the center of the galaxy by studying the distance to open clusters
a. True b. False Indicate whether the statement is true or false
A moving cue ball strikes another ball of equal mass that is initially at rest on the flat planar surface of the pool table. If the collision is elastic, the direction of the velocity of the cue ball after the collision will be ________ to the direction of the velocity of the other ball.
What will be an ideal response?
Approximately what core temperature is required before hydrogen fusion can begin in a star?
A) 10 million K B) 10,000 K C) 10 trillion K D) 10 billion K E) 1 billion K
Choose the true statement that compares and contrasts the Maxwell-Boltzmann (MB) distribution, the Fermi-Dirac (FD) distribution, and the Bose-Einstein (BE) distributions