Chemistry - Atomic Structure - Protons, neutrons, and electrons - Particle Property Tester
An interactive comparison tool with 3 tests the child performs on each particle. Show 3 particles (P, N, E) in a testing area. Test 1 - CHARGE TEST: Bring each particle near a positive and negative plate. Proton: attracted to negative plate (it's positive!). Electron: attracted to positive plate (it