extent vs scope

extent and scope both are nouns.

Word	Noun	Adjective	Verb	Adverb
extent	Yes	No	No	No
scope	Yes	No	No	No

As nouns, scope is a hyponym of extent; that is, scope is a word with a more specific, narrower meaning than extent:

extent (noun)	scope (noun)
the distance or area or volume over which something extends	electronic equipment that provides visual images of varying electrical quantities
the point or degree to which something extends	a magnifier of images of distant objects
	an area in which something acts or operates or has power or control:
	the state of the environment in which a situation exists