Answer:
A process or system that is used to produce a particular result.
It would not affect the economy as much as a expensive object would be.
Answer: There are five lines of evidence that support evolution: the fossil record, biogeography, comparative anatomy, comparative embryology, and molecular biology
Answer:
In the bonds between atoms
Explanation:
Chemical energy is stored in the bonds that connect atoms with other atoms and molecules with other molecules. Because chemical energy is stored, it is a form of potential energy. When a chemical reaction takes place, the stored chemical energy is released.