Cand aprindem becul - fenomen electric
cand mergem - fenomen mecanic
cand vezi ceva in oglinda - Fenomen optic
cand cade o carte - fenomen mecanic
cand fierbem apa - fenomen termic
cand arunci un creion - fenomen mecanic
cand folosesti un magnet - fenomen magnetic
descarcari electrice - fenomen electric
ruperea - fenomen mecanic
sfarmarea - fenomen mecanic
