Problem: - To bake a cake you first need to gather your ingredients - Preheat the oven to desired baking temperature - Grease your preferred cake pan with crisco or butter or other non-stick spray - Add eggs and vegetable oil to the dry ingredients - Stir or whisk until all the dry flour has been absorbed - Pour the batter into the greased cake pan - Place cake pan into the oven for the required time What might be the last step of the process?

A: When a toothpick inserted into the cake comes out clean, the cake is done baking

Problem: - Air is pulled into the lungs - Oxygen moves from the lungs into the bloodstream - Air is pushed through the vocal chords - A person talks What might be the last step of the process?

A: Other air is pushed out of the lungs into the environment.

Problem: - A star burns in space - Eventually it burns all its hydrogen - Becomes a red giant - Once the red giant burns itself out - The core of the star collapses - The gasses will start to disperse - Only the core is left What might be the last step of the process?

A: A white dwarf has been formed.

Problem: - A star burns in space - Eventually it burns all its hydrogen - Becomes a red giant - Once the red giant burns itself out - The core of the star collapses - The gasses will start to disperse - Only the core is left What might be the last step of the process?

A:
A white dwarf has been formed.