flow sheet vs flow chart

flow sheet and flow chart both are nouns.

Word	Noun	Adjective	Verb	Adverb
flow sheet	Yes	No	No	No
flow chart	Yes	No	No	No

As nouns, flow sheet and flow chart are synonyms defined as:

flow sheet and flow chart: a diagram of the sequence of operations in a computer program or an accounting system

Other synonyms of flow sheet include flow diagram, flowchart.

flow sheet (noun)	flow chart (noun)
a diagram of the sequence of operations in a computer program or an accounting system	a diagram of the sequence of operations in a computer program or an accounting system