18 They attract. Opposites attract! They repel. Likes repel!They attract. Opposites attract!
19 The interaction will be the same The interaction will be the same. I observed that the tape showed the same change in motion (attract or repel) with the sticky side and non-sticky side. When one of the pieces of tape was flipped, I observed the same interaction (flipping or turning does not matter).
24 1. Opposites attract and likes repel (+,-) (N,S) attract Similarities1. Opposites attract and likes repel(+,-) (N,S) attract(+,+)(-,-)(N,N)(S,S) repelMagnet to Magnetic material interaction - always attracts (both sides)Charged object to Uncharged object interaction- always attracts (both sides)3. Objects must be near each other to interact, but do NOT have to touch
26 Differences1. Electric charge must be created by rubbing or friction (sweater and balloon). Magnets do not need to be charged.2. Magnet to Magnet interaction- if both magnets attract and you flip 1 magnet, then they will repel.Electric Charge Interaction- if one side attracts, flip one object, still attracts.3. Magnets only interact with magnetic materials (nickel, iron or cobalt) or other magnets, whereas charged objects (balloon) interact with metals AND nonmetals (aluminum foil and paper).