A balloon filled with helium has a volume of 0.50 m3 at 21 degrees C. Assuming the pressure & the mass remain constant, what volume will the balloon occupy at 0 degrees C? (Charles' Law)

yes, water is wet, just as it makes other things wet, it is wet itself, kinda like ice, when ice is in water, the ice makes water cold, and ice is cold, therefore with that example, water is wet

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.

po-215 i got it right on the quiz