What do radio waves transfer between a cell phone and a cell phone tower? a. sound. b. energy. c. the medium d. air particles

:( asap! list all of the items in the item bank and match the definitions correctly.

Which is the best predictor of the radioactive nature of an isotope? o the proton-to-electron ratio the neutron-to-proton ratio o the neutron-to-electron ratio the electron-to-proton ratio

The number of passengers who arrive at the platform of a subway station for the 10 am train is a random variable with a mean of 120 and a variance of 16. find the lower bound of the probability that there will be between 100 and 140 passengers (round off to second decimal place).