HELP ME. What is the voltage in the circuit if the current is 10 A and the resistance is 200 ohm? A. 20 V

B. 2000 V

C. 0.05 A

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.

a corroding iron, if that's one of your choices

you need to stop taking that class