Use the drop-down menus to indicate the stage of technological design in which each action would occur. Establish criteria and prepare the initial design. Redesign and retest as necessary. Define a need and research related information. Build and test a prototype.

Acharge q experiences no net force at a particular point in space. which of the following situations described below must always be true? -there are no other charges nearby. -if there are other charges nearby, they must all have the same sign as q. -if there are other charges nearby, they must all have the opposite sign of q. -if there are other charges nearby, the total positive charge must equal the total negative charge. -none of the above