There isn't really a whole lot of difference between them.
The "impact" is the overall net result for a person, group, or industry,
which could be the sum of the individual "effects," or a secondary result of them.
affect/effect/impact
Do not confuse the words affect, effect, and impact, each of which can be used both as a verb and as a noun. Avoid incorrectly using impact as a verb in place of affect or as a noun in place of effect.
Affect as a verb means "to influence."
The temperature affects the growth rate of the bacterial sample.
Affect as a noun has a specialized meaning in medicine and psychology, referring to moods and feeling as distinct from thoughts or knowledge.
Dua (1989) constructed the Thoughts and Real-Life Experience Scale (THARL) to assess the degree of positive and negative affect experienced by people as a result of their thoughts and day-to-day interactions.
--J. K. Dua, "The Role of Negative Affect and Positive Affect in Stress, Depression, Self-Esteem, Assertiveness, Type A Behaviors, Psychological Health, and Physical Health," Genet Psychological Monographs
Effect as a verb means "to bring about, to produce," or to "accomplish something."
The temperature reversal effected a major slowdown in the bacterial growth rate.
Effect as a noun means "result."
Increased bacterial growth rate was one major effect of the rise in pond temperature.
Impact as a verb means "strike with a blow" or "to pack firmly together."
The wisdom tooth impacted the molar.
Impact as a noun means "a collision."
The constant impact of the two gear mechanisms on each other eventually produced metal fatigue in several sprockets.
Do not use impact as a verb in place of "to affect."
Weak
The temperature impacts the growth rate of the bacterial sample.
Improved
The temperature affects the growth rate of the bacterial sample.
Do not use impact as a noun in place of "effect."
Weak
The release of hydrocarbons has had a significant impact on the depth of the ozone layer.
Improved
The release of hydrocarbons has had a significant effect on the depth of the ozone layer.
the difference between inotropic and cronotropic is.. Inotropic and CROnotropic
velocity and acceleration
impact strength is sudden load bearing capacity & toughness is steady load bearing capacity.
ac hall effect always rises and dc is always in steady state.................
The test notches for the impact specimens for the tests have different dimensions.
Simply put, affect means to impact on or influence. For example, “The snow affected the traffic.” Effect is usually a noun. Simply put, effect means a result or outcome.
nothing
the difference between inotropic and cronotropic is.. Inotropic and CROnotropic
The treatment effect is the difference between the observed outcome and the "normal" outcome
The treatment effect is the difference between the observed outcome and the "normal" outcome
Disparate impact is the effect of a work condition or policy that was not necessarily intended to discriminate. Disparate treatment is explicit discrimination against someone because of their protected class. What are the limitations of disparate impact statistics as indicators of potential staffing discrimination?
The treatment effect is the difference between the observed outcome and the "normal" outcome
velocity and acceleration
sudden load differ from impact load by the velocity of loading
A result is what you get from doing something. An effect is what happens because of that result.
The political intent and impact
The political intent and impact