The energy the gas particles had from falling under the force of gravity gets converted to heat energy.
(The energy; had; the gas particles) (the gas particles; from falling; under the force of gravity) (The energy the gas particles had from falling under the force of gravity; gets; converted to heat energy) (The energy the gas particles had from falling under the force of gravity; gets converted; to heat energy)
The energy the gas particles The energy the gas particles had from falling under the force of gravity The energy the gas particles had from falling under the force of gravity
had from falling gets gets converted
the gas particles
under the force of gravity
converted to heat energy
to heat energy