Describe the evolution of a white dwarf over time, in particular how the luminosity, temperature, and radius change.

Picture a all traveling at a constant speed around the inside of a circular structure. is the ball accelerating? explain your answer

What is similar between metals and suspensions

Three resistors are connected in series across a 15-v power supply. if the potential drops across resistors 1 and 2 are 4.1 volts and 3.1 volts, what is the exact potential drop (in volts) across resistor 3?