Carmen's father gets a job working at a nuclear power plant in a nearby town. carmen is initially very concerned. which of carmen's possible concerns is the most scientifically valid?

The answer is her father will be exposed to higher levels of radiation.

i believe that it is a exoplanet

answer : a model is often used to explain and make things easier to understand when any scientific topic needs to be demonstrated and explained.

as in this case where a scientist wants to use a model to present the results of his detailed scientific investigation. he should do it as it will him to make the audience understand the concept in a much better way. also, it can be changed according to new scientific understandings.