Cylinder D
temperature is the measurement of average kinetic energy of a sunstance. since cylinder D has the highest average velocity, it has the highest average kinetic energy among the 4 cylinders, thus cylinder D is the hottest.
There is no picture hunny. Please add a picture please boo.
The correct answer is particle pollution.
Hydroxide is the full name of the compound.
Hope this Helped!
;D
Brainliest??