which is an example of making a qualitative observation
Which is an example of making a qualitative observation? A.measuring the speed of the chemical reaction B.describing how copper changes color in chlorine C.recording how long it takes to burn magnesium D.showing the results of an experiment with a graph. Weegy: Recording how long it takes to burn magnesium: is an example of making a qualitative observation. User: The first known telescopes, used around 1600, consisted of a lens and an eyepiece. Today, telescopes are often computer controlled and consist of a complicated array of sophisticated lenses.