Would a planet of radius 3.0 x 10^5 m and mean density 4.0 x 10 kg/m^3 be able to keep nitrogen in its atmosphere if the mean temperature were 700 K?​

The mass of a muon is 207 times the electron mass; the average lifetime of muons at rest is 2.21 μs. in a certain experiment, muons moving through a laboratory are measured to have an average lifetime of 7.04 μs. for the moving muons, what are (a) β (b) k, and (c) p? the rest energy of the electron is 0.511 mev.

Do you agree with scientist’s prediction about the warming of alaska and other polar regions?

Describe the function of the endomembrane system? what organelles are involved?