The phrase "an impact could be" is correct and usable in written English.
It can be used when discussing potential effects or consequences of a situation or action.
Example: "An impact could be a significant change in public opinion following the campaign."
Alternatives: "a potential effect might be" or "one possible outcome could be".
While the probability of impact is low, the consequences of such an impact could be apocalyptic.
It is a job-killing law". A recent study by the conservative American Enterprise Institute concluded that there was little evidence the Affordable Care Act has led companies to cut back on employment, although it cautioned that the law is new and an impact could be seen in coming years.
He added that changes in the industry between now and 2020, when the cable would start to have an impact, could be as important as what happens in the years after the cable becomes functional.
Although the analogy assumes the presence of liquid water for longer periods than is currently observable, several theories suggest that liquid water from an impact could be preserved under a frozen isolation layer.
Some scientists have suggested an asteroid impact could be to blame; others have proposed that volcanic activity or coal fires might be the culprit.
Before the Supreme Court's decision to strike down a key portion of the Voting Rights Act, simply demonstrating a discriminatory impact could be enough to overturn a discriminatory law.
A helmet whose padding is not overwhelmed by a violent impact could be so stiff that lower concussion-threatening forces travel right through it.
However the tone of the 124-page report, called Putting Viewers First, suggested the media regulator felt a bigger impact could be made by funding the immediate future of regional news.
A negative impact could be balanced by the adoption of cross-compliance commitments on the eligible land (Juntti [2012]).
It would be interesting to determine whether a similar impact could be generated by adipocyte-specific alterations in JNK activity in mice.
If you multiplied it by 20 people in a department over the course of a year, the impact could be huge.
