Scientists use models to represent physical situations that are difficult to explore firsthand.
True
False

The pressure proportional to the area a- inversely b- directly c- increase d-decrease

Atruck with 34-in.-diameter wheels is traveling at 55 mi/h. find the angular speed of the wheels in rad/min, *hint convert miles to inches & hours to minutes:

The junction rule describes the conservation of which quantity? note that this rule applies only to circuits that are in a steady state.