Which of these is not a consequence of hydrogen bubbles covering the upper plate of a primary cell? a: increase in the resistance of the cell b: polarization c: local action d: generation of less current by the cell

What is the increase in density of a medium due to wave travel?

Which statement best describes the superposition principle? a.) if two in-phase waves arrive simultaneously at a point, their amplitudes add up b.) if two out-of-phase waves arrive simultaneously at a point, their amplitudes add up c.) if two in-phase waves arrive at a point one after another, their amplitudes add up d.) if two out-of-phase waves arrive at a point one after another, their amplitudes adds up

If a star is moving toward earth, it is