Generally speaking, how is the chemical composition of most metamorphic rocks going to compare to that of the parent rock?

How does this procedure serve as a method of birth control?

Bones function as levers for the muscles to provide movement of the body. what refers to increasing the angle of the joint, thus moving two bones farther apart? a) abduction b) adduction c) extension d) flexion

Photosynthesis converts solar energy into what type of energy? o a. chemical energy o b. electron energy o c. water energy o d. photon energy