How long must a 50 N force act on a 400 kg mass to raise its speed from 10 m/s to 12 m/s?

The difference between a red shift and a blue shift has to do with wavelength frequency. t or f

Avoltaic cell converts chemical energy to

Nthe 19th century, women were expected to conform to a certain role that entailed a. gaining domestic skills and establishing a career b. going to college and getting married c. getting married and having children d. graduating from college and being a housewife