Can be improved by useing alternative forms of trandportation and regulating industries air quality air polution smog acid rain plz fast its a timed quiz

Which lists the pairs of plates in order from least to greatest in terms of the work done to move the electron?

Awave with a frequency of 500 hz is traveling at a speed of 100 m/s.what is the wavelength?

This is a form of winter precipitation. it is frozen precipitation falling as ice pellets. snowflakes melt into raindrops as they pass through a thin layer of warmer air. the raindrops then refreeze into particles of ice when they fall into a layer of sub-freezing air near the surface of the earth. this precipitation is called a) hail. b) rain. c) sleet. d) snow.