When a shotgun fires, a sequence of events takes place. After the hunter pulls the trigger, what is the next event in the sequence?
Expanding gas drives the shot through the barrel.
The firing pin strikes the primer.
A spark ignites the gunpowder.
Gunpowder burns and converts to a gas.
Expanding gas drives the shot through the barrel.
The firing pin strikes the primer.
A spark ignites the gunpowder.
Gunpowder burns and converts to a gas.