A cartographer.
It is called lightning.
Electrons bumping into each other transferring energy called electricity.
Such an object is electrically conductive.
Semiconductor. That's why they call it semi vs always conductor. It will only conduct electricity when there is voltage on its gate to open the channel.
An electrician.
An electrician.
someone who works for a business
A bright spark.
An employee
A gardener.
collector
Mason
a horticulturalist
demonologist
coach
Chemist