1) Will the bulb (lamp) light? ( ____ / 1 point) a) yes b) no 2) Will the bulb (lamp) light? ( ____ / 1 point) a) yes b) no 3) Will the bulb light and the buzzer make a sound? ( ____ / 1 point) a) yes b) no

Complete and incomplete electrical circuits.

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?