a. hydrogen
e. helium
Which types of baryonic matter are most abundant in the universe? Select the two correct answers.
a. hydrogen
b. oxygen
c. nitrogen
d. carbon
e. helium
3 answers
According to the measurements made by the Wilkinson Microwave Anisotropy Probe (WMAP), which material is by far the most plentiful in the universe?
a. dark matter
b. dark energy
c. baryonic matter
d. neutrinos
a. dark matter
b. dark energy
c. baryonic matter
d. neutrinos
According to the measurements made by the Wilkinson Microwave Anisotropy Probe (WMAP), the most plentiful material in the universe is dark energy.
1 answer