When pendulum move downward ……. energy change into …… energy

At which point is crust neither created nor destroyed? island chain mid-ocean ridge divergent boundary transform boundary

Do plant cells perform cellular respiration?

Select the correct answer. which statement applies only to the axial skeleton, not the appendicular skeleton? a. it contains a pivot joint. b. it has muscles attached that work in pairs. c. it contains red bone marrow. d. it possesses fossa for bone articulation. e. it protects the heart and lungs.