In this activity, students works with a balloon powered car to better understand the science ideas of mass and force and explain what causes the balloon car to start moving, using ideas of action and reaction forces.
ILS
The resistance of an electrical conductor depends on several factors. Its physical shape is one factor. The type of conductor material is another, as might be expected. That is, two conductors with the same physical shape, but of different materials, have different resistances.
ILS