Question

An acorn rolls off a roof and falls to the ground. Which statement best
describes the change in energy? (1 point)
The acorn's potential energy and kinetic energy increase and
decrease together.
The acorn's potential energy is change to mechanical energy.
The acorn's kinetic energy increases until it hits the ground.
The acorn's potential energy decreases as its kinetic energy
increases.

Answer 1

The acorn's potential energy decreases as its kinetic energy increases.