If the field is zero at all points on a surface, does this mean there is no net charge enclosed by the surface?.

The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared

Diamond will scratch quartz. true or false

What is the average speed of a car that travels 40mph for 1 hour and 60 mph in another hour will mark brainliest