Difference between Sees and Ascertain

SEES vs ASCERTAIN: NOUN

A power tool for cutting wood
A condensed but memorable saying embodying some important fact of experience that is taken as true by many people
Plural form of see.
Hand tool having a toothed blade for cutting

Be careful or certain to do something; make certain of something
Find out, learn, or determine with certainty, usually by making an inquiry or other effort
After a calculation, investigation, experiment, survey, or study
Learn or discover with certainty
To find out definitely; to discover or establish.

To render (a person) certain; to cause to feel certain; to make confident; to assure; to apprise.
To make certain, definite, and precise.
To discover with certainty, as through examination or experimentation. : discover.
To make (a thing) certain to the mind; to free from obscurity, doubt, or change; to make sure of; to fix; to determine.
To find out or learn for a certainty, by trial, examination, or experiment; to get to know.

Make certain of something
To make certain; determine; define or reduce to precision by removing doubt, obscurity, or ambiguity; establish; prove.
To establish with certainty; render invariable, or not subject to caprice; fix.
To make certain or sure; certify; assure; inform.
To make sure of; insure.
To find out by trial, examination, or experiment, so as to know as certain; acquire an accurate knowledge of: as, to ascertain the weight of a commodity or the purity of a metal.

Figure, Catch, Reckon, View, Visualize, Consider, Learn, Understand, Envision, Discover, Hear, Realize, Watch, Find, Look

See to it, Find out, Watch, Control, Evidence, Learn, Insure, See, Check, Demonstrate, Tell, Assure, Ensure, Find, Determine

Picture, Assure, Check, Determine, Figure, Catch, Reckon, Consider, Learn, Understand, Discover, Hear, Watch, Find, Look

Assess, Find out, Watch, Control, Evidence, Learn, Insure, See, Check, Demonstrate, Tell, Assure, Ensure, Find, Determine

Populism sees the people as one and pure.
Did manga shape how the world sees Japan?
Hacker sees bucket of water over his door.
That is EXACTLY THE WAY GOD SEES IT.
Father sees a heart and not an amount.
He sees no use for an excellent credit score, since he sees no reason to use credit.
Bostonians are unable to grasp that Katie recognizes honesty, decency, and authenticity when she sees it, and she sees it in Harry.
Well, God sees the consequences of both choices; He sees the whole movie, while we are only aware of the current scene.
One sees no evil within; the other sees nothing but evil within.
Every passerby sees her reasonable prices but also sees the ridiculously low prices of the other artist which cover materials only.