The first space station placed into orbit around the earth followed by a team sent from earth to link up with the station was developed by a. japan b. the soviet union c. the united states d. the european space agency

Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples