Which of the following processes demonstrates that matter is made up of minute particles? (A) Difussion (B) Capillarity (C) Distillation or (D) Evaporation​

4hours and 17 mins i think

What is the question

The independent variable is the type of music.the dependent variable is the pulse rate.the intervening variable is the age of the subject.if the mother does not like rock, her pulse is likely to not increase.the same might be true for the sister.the friend may like rap and gets excited.to establish cause/effect relationship, all of the subjects must be consistent.hope i .

Ions gain or lose electrons