Suppose you have three objects of equal mass. the first object has a volume of 5 cm3 and is made of a material of density 2 g/cm3. the second object has a volume of 10 cm3 and is made of a material of density 1 g/cm3. what is the density rho of the material of the third object if its volume is 15 cm3?

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.

What is the fate of the electrons that interact with a specimen in an electron microscope?

Which of the following is the result of the nuclear weak force? the instability of large nuclei the repelling force between positively charged protons the structure of the atom certain types of nuclear decay