If I stare at a green square on a red background for a long time and then I stare at a white wall: do I see: 1.a red square on a green background.
2.a red square on a black background.
3.a green square on a white background.
4.a white background, as the figure and background cancel each other

One form of energy can be another type of energy. a. created to form b. transformed into c. destroyed and then created to form

Suppose a wheel with a tire mounted on it is rotating at the constant rate of 2.15 times a second. a tack is stuck in the tire at a distance of 0.373 m from the rotation axis. noting that for every rotation the tack travels one circumference (a) find the tack's tangential speed. (b) what is the tacks radial acceleration?

Which governments provide garbage collection services to homes and businesses