The formation of more protons than neutrons (at about a 7:1. ratio) was favored in the early universe because
A) it takes more energy to create a neutron from a proton than a proton from a neutron.
B) it takes more energy to create a proton from a neutron than a neutron from a proton.
C) the more massive neutrons made better targets for nucleon collisions.
D) the positively charged protons were repelled away from the explosion.
Question 2
Cosmic background radiation refers to
A) uniformly distributed residual radiation that resulted from the Big Bang.
B) pockets of radiation found in certain quadrants of the observable universe.
C) the radiation emitted from galactic nuclei.
D) redshifted microwave radiation being emitted from the center of the universe.
Formation of Sodium and Chloride Ions
Hints of Earth’s Early Appearance
Early 20th century warming
Formation of the Appalachians
Animated Ion formation
Locations of early developmental events.