An unknown charge (#1) is shot into a region containing four fixed charges, one of which is known to be positive. What is the sign of charge on the moving particle and the remaining three fixed charges? Start (Pause)

Charge 1
positive
neutral
negative - Correct!
X

Charge 2
negative
neutral - Correct!
positive
X

Charge 3
negative
neutral
positive - Correct!
X

Charge 4
negative - Correct!
positive
neutral
X


Credits

Physlet problem authored by Scott Bonham.