help plz A fireworks shell is accelerated from rest to a velocity of 62.0 m/s over a distance of 0.210 m. (a) How long (in s) did the acceleration last? (b) Calculate the acceleration (in m/s2). (Enter the magnitude.) m/s2

Experiment scenario 2: a biology student wants to conduct a study of how the amount of food affects the weight gain for mice. i have set up four cages with a mouse in each cage. fill in the boxes that would allow the biology student to complete the study correctly

Jessie ran 5000 meters from the cops and an average speed of 6 meters / second before he got caught . how long did he run?

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