Batteries, like those used in flashlights, are single electrochemical cells, not technically batteries? ? true or

it’s previous models   because when i picked that son of a gun’s answer it was wrong look for previous models because they might make it a different letter  

you gotta add the following molecules so we can give u an answer

explanation:

qualitative observation deals with data that can be observed with our senses: sight, smell, touch, taste, and hearing. they do not involve measurements or numbers. for instance, colors, shapes, and textures of objects are all qualitative observations.