input question: -  Food is put into mouth - Food is chewed and mixed with saliva (spit) - Food travels down the esophagus (throat) - Food travels into the stomach - Acid in the stomach breaks the food down further - Food travels into the small intestine - Nutrients from food are absorbed into the blood stream - Food travels into the large intestine - Most of the remaining material is now waste  What might be the last step of the process????
output answer: The waste is eventually removed from the body.

input question: -  The gravity of the sun pulls its mass inward - There is a lot of pressure on the Sun - The pressure forces atoms of hydrogen to fuse together in nuclear reactions - The energy from the reactions gives off different kinds of light  What might be the last step of the process????
output answer: The light travels to the Earth.

input question: -  Networks of trees start forming - The trees die off - The dead material provides nutrients for more trees - The rising trees provide shelter - And more organisms begin to thrive  What might be the last step of the process????
output answer: The ecosystem known as a forest is made.

input question: -  Muscles work by expanding and contracting - A muscle fiber gets a signal from its nerve - Proteins and chemicals release energy to either contract the muscle or relax it - When the muscles contracts the bones connected to he muscle are pulled closer together  What might be the last step of the process????
output answer:
When the muscle relaxes the bones move farther apart.