The independent is the amount of time you do sit-ups the dependant is your heart rate because it will speed up
the control is how much effort that you put out doing sit ups
Answer:
However, graphene has far fewer electrons than copper, so in graphene the electrical current is carried by only a few electrons moving much faster than the electrons in copper." In semiconductors, a different measure, mobility, is used to quantify how fast electrons move.
I know that it has to do with breathing and your lungs
The answer is : Limestone
D. store genetic information
