Which one of the following does not accurately describe the universal gravitational law? a. the object with the smaller mass does most of the moving because the object with the larger mass has too much inertia to move any noticeable amount. b. gravitational force is proportional to the product of the two masses. c. gravitational force is proportional to the square of the distance between the centers of both bodies. d. every object in the universe that has mass attracts every other object in the universe that has mass

What is required for an electric charge to flow through a wire? zero resistance in the wire a balance of electric potential high resistance in the wire a difference in electric potential

Unpolarized light falls on two polarizer sheets whose transmission axes are at right angles. a third polarizer is placed between the first two so that its axis makes a 52-degree angle with the axis of the first polarizer. a) what fraction of the incident light intensity is transmitted through the first polaroid? b) what fraction of the incident light intensity is transmitted through the second polaroid? c) what is the angle of polarization of the light that enters the third polaroid? d) what fraction of the incident light intensity is transmitted through the third polaroid. e) what happens if the middle polaroid is removed?

When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is