pass along vs pass on

pass along and pass on both are verbs.

Word	Noun	Adjective	Verb	Adverb
pass along	No	No	Yes	No
pass on	No	No	Yes	No

As verbs, pass along and pass on are synonyms defined as:

Other synonyms of pass along include communicate, pass, put across.

pass along (verb)	pass on (verb)
transmit information	transmit information
	cause to be distributed
	move forward, also in the metaphorical sense
	give to or transfer possession of
	place into the hands or custody of
	transmit (knowledge or skills)
	refer to another person for decision or judgment