WILL MARK BRAINLIEST PLS HELP!!

How much energy is made when a pice of wood burns. how do you know

Clyde and marilyn are riding a roller coaster. during which section(s) of the track is their potential energy converted to kinetic energy? a. from point b to point c only b. from point b to point d only c. from point a to point b only d. from point a to point b and from point c to point d

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?