A class was studying the physical properties for four different elements. Based on the information recorded in the graphic organizer above, which of the following elements is the class most likely studying?

hey there!

so, when you eat, your teeth chew and grind food into smaller pieces. this is mechanical digestion. then reactions aided by digestive enzymes break down large food molecules into smaller molecules. this is chemical digestion. the two processes change the food into simpler substances that can be used by the body for raw materials and energy.

hope this

tobey