It is likely that the density of the universe is made up mostly of?
1. [1pts] It is likely that the density of the universe is made up mostly of
b. electromagnetic radiation
c. dark energy
d. cold dark matter
I'm not sure about this one, is it A or C? Thats what I think, but honestly I have no idea. Please help me out! Thanks!
- 4 years ago
Robert Millikan [a million] carried out test with charged oil droplets in spite of the undeniable fact that it fairly is J J Thompson who easily got here upon the electron and desperate its mass over can charge ratio. electrical energy would not have mass and is being carried by skill of electrons (-) and protons(+). electrical energy does exhibit density as can charge in line with unit quantity or frequently as can charge in line with unit section.
- 8 years ago
D enjoy school
- Anonymous8 years ago
So you have decided to do all your homework by asking it on Y!A?