2. joaquin was riding his bike for 12 hours. during his 12 hour
ride, he made it 144 kilometers. most of his ride, he was
heading northeast. what was his velocity during his ride?
show work
a. velocity (v) =

The answer for this question is d. none of these

Exothermic,  physical change after it is already baked

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 .