Ocean Tides and Currents
Look at the image. Which statement explains what
would most likely happen if the moon were closer to
Earth?
high tide
low tide
Earth
Sun
Moon
Moon's
gravitonal pull
low tide
high tide

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 .