Switches

Use the [|circuit construction kit] to complete the following tasks:


 * =Task 1: Set up the light bulb, battery, and two switches in such a way that the light bulb will light ONLY IF BOTH switches are in the closed position.=
 * =Task 2: Set up the light bulb, battery, and two switches in such a way that the light bulb will light IF EITHER OR BOTH switches are in the closed position.=
 * =Task 3: Set up the light bulb, battery, and one switch in such a way that the light bulb will light if the switch is in the open position, and will not light if the switch is in the closed position.=