B. 1
Which statement about lons is true?
A They are electrically neutral.
B They limit the flow of electricity.
С
They carry an electrical charge.
D
They make rellable Insulators.

The speed of light in a material is 0.50 c. what is the critical angle of a light ray at the interface between the material and a vacuum?

Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat

The act of moving from one place to another. a. locomotor b. aerobic c. stationary d. static