You are given the following problem: A simple circuit is made up of a 9 V battery and a 4.5 Ohm lightbulb. Determine the current in the circuit. List the variables in this problem

Acar of mass m goes around a banked curve of radius r with speed v. if the road is frictionless due to ice, the car can still negotiate the curve if the horizontal component of the normal force on the car from the road is equal in magnitude to 101) a) mv2/r b) mg/2. d) mg e) tan[v2/(eg)]

Which changes of state do the labels represent? a: b: c:

Ascientific blank must be testable and capable of being proven false?