Which of the above objects falls in each category? The bar magnet The magnetic car The nail The copper and zinc electrodes (the spade-shaped pieces of metal). Category 1 objects will not or attract or repel anything magnetically. Category 2 objects will be attracted to category 3 objects. Category 3 objects will be attracted to category 2 objects, and will either attract or repel other category 3 objects, depending on how they are oriented.

Which of the above objects falls in each category? The bar magnet The magnetic car The nail The copper and zinc electrodes (the spade-shaped pieces of metal). Category 1 objects will not or attract or repel anything magnetically. Category 2 objects will be attracted to category 3 objects. Category 3 objects will be attracted to category 2 objects, and will either attract or repel other category 3 objects, depending on how they are oriented.