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Hypothesis: objects with aluminium will conduct the most electricity because it is a type of metal.
planning part 3
Variables: Controlled: 2. Same circuit and batteries Independent: 1. materials include wood, plastic, china, aluminium and paper. Dependent: 1. Does the bulb light up. 2. How bright does the bulb shine. 3. The resistence of the object (Ohm)
Apparatus needed: 1. 3 pieces of wire 2. 2 1.5v batteries 3. Small light bulb. 4. number of household objects.
cheyanne added this comment 2008-06-22 22:15:03-05:00
cool but kinda weird :):o
puppidog added this comment 2008-06-22 16:23:03-05:00
i dont understand?
cheyanne added this comment 2008-06-22 22:15:03-05:00
cool but kinda weird :):o
puppidog added this comment 2008-06-22 16:23:03-05:00
i dont understand?