Acceleration is calculated by taking the change in velocity and dividing by the time. what is the
proper unit for acceleration?

seconds, s

meters per second, m/s

meters, m

meters per second per second, m/s/s

To protect all four receptacles on a branch circuit that surrounds a swimming pool, you would install which of the following configurations? a. gfci feed-through receptacle at the end of the load's circuit b. gfci-terminated receptacle at the beginning of the load's circuit c. gfci feed-through receptacle at the beginning of the load's circuit and the other receptacles connected to the load side of that receptacle d. gfci-terminated receptacle at each end of the load's circuit

Need only answer if you think you know it

If element x has 99 protons how many electrons does it have