A student walks downstairs to class. Which statement correctly describes the types of energy the student has at the top of the stairs and as she walks down the stairs?
a
potential energy at the top of the stairs; potential energy as she walks down
b
potential energy at the top of the stairs; kinetic energy as she walks down
c
kinetic energy at the top of the stairs; potential energy as she walks down
d
kinetic energy at the top of the stairs; kinetic energy as she walks down
b
potential energy at the top of the stairs; kinetic energy as she walks down