(3) the cart switched from potential energy, to kinetic energy, and back again. therefore, a roller coaster ride is just the converting of kinetic energy and potential energy.

in paragraph 3, the word converting means
a) ending.
b) doubling.
c) tracking.
d) changing.

D. Changing I Believe it is hope it helps

Which statements describe the relationship of earth and its moon? check all that apply.the moon orbits earth following a nearly circular path.the gravitational pull of earth on the moon is parallel to the velocity of the moon.the moon orbits earth in 1 earth day.the same face of the moon always points toward earth.the moon’s orbit is the result of the interaction between the moon’s inertia and the gravitational force from earth