Q: -  Air is taken into the body via the nose or mouth - The air travels into the windpipe - The windpipe divides the air to the two lungs via the bronchial tubes - The lungs oxygenate the blood in the body - Carbon dioxide is filtered out by every cell in the body - The carbon dioxide is carried back to the lungs via the bloodstream  What might be the last step of the process?
A: The carbon dioxide is exhaled.

Q: -  Put water in an ice cube tray - Put the ice cube tray in the freezer - Wait 5 to 6 hours - Take the ice cube tray out of the freezer  What might be the last step of the process?
A: Bend the tray slightly to get the ice cubes out and into a drink.

Q: -  A bird picks a spot high spot, often in a tree - The bird collects bits of sticks and grass - The sticks and grasses are placed between support branches - Leaves, mud and spider webs are added to the sticks - The mud, leaves and webs glue the sticks together  What might be the last step of the process?
A: The solid nest supports the eggs

Q: -  Dirty dishes are rinsed - Placed into the dishwasher - A detergent is added to the detergent dispenser - The dishwasher is closed - The power is turned on  What might be the last step of the process?
A:
In about 1.5-2 hours, the dishes are clean