WILL GIVE BRAINLEST IF CORRECT (LAST POINTS) NO LINKS need answer before 8:00PM The seismograph is an electronic device used by scientists to detect which of the following?
Group of answer choices

P waves, S waves, and surface waves

S waves and Surface waves

P Waves and S waves

Surface waves

Letter a hope it

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 .

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