A learner sets up a circuit to determine the conductivity of certain solids. What piece of apparatus is not required for the next experiment ? A. battery
B. light bulb
C. conducting wire
D. stopwatch​

Based on the graph, how would you describe the net forces acting on the moving object? a) net force equals zero. b) net force is greater to the right. c) there is no way to determine net force. d) net force is positive and to the right.

The difference between a red shift and a blue shift has to do with wavelength frequency. t or f

What determines the amount of inertia an object has