7 is the answer good luck
Your voltmeter and your teacher are both right, but the water analogy of electricity can only go so far. One big drawback is that, unlike with water, there is no absolute voltage. .... Wherever you put the black lead is defined as "0V". .... flowing (i.e. the circuit is broken) you will not get this change in voltage.
Genetics can influence the production of enzymes which affect the process of metabolism and can result in extra storage of body fa