Begin the lesson by explaining that lightning is an extreme example of the same static electricity that shocks your fingers when you touch a metal door knob after rubbing your feet on a thick carpet.
(the same static electricity; shocks; your fingers; T:when you touch a metal door knob after rubbing your feet on a thick carpet) (you; touch; a metal door knob; T:after rubbing your feet on a thick carpet) Context(you touch,List([129, 138))):(you; touch a metal door knob after rubbing; your feet; on a thick carpet)
you touch,List([129, 138))
the same static electricity you you
shocks touch touch a metal door knob after rubbing
your fingers T:when you touch a metal door knob after rubbing your feet on a thick carpet
a metal door knob T:after rubbing your feet on a thick carpet
your feet on a thick carpet