Leady oxide is a material that? s usually composed of a. 25% free lead and 75% lead oxide. b. 10% free lead and 90% lead oxide. c. 60% free lead and 40% lead oxide. d. 50% free lead and 50% lead oxide.

Anne applies a force on a toy car and makes it move forward. what can be said about the forces acting on the toy car at the moment anne applies the force?

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