To identify the momentum of object 1, you must multiply and to find momentum. Object 1 had a momentum of ___ kg x m/s before the collision. Object 2 had a momentum of ___ kg x m/s before the collision. The combined mass after the collision had a total momentum of ___

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.

Carbon-14 is a radioactive element that undergoes beta decay. which force is responsible for allowing carbon-14 to become stable? electromagnetic gravitational weak nuclear strong nuclear

What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?