Across
- 4. a usually reversible change in the physical properties of a substance, as size or shape:
- 6. is the process by which elements in a system undergo chemical changes to suffer a transformation
- 8. is a kind of contact, communication or relationship with any other element of a system.
- 9. its the chemical element that its the key of life
- 10. a series of actions or steps taken in order to achieve a particular end
Down
- 1. the degree of internal heat of a person's body.
- 2. a representation of a chemical reaction using symbols of the elements to indicate the amount of substance, usually in moles, of each reactant and product
- 3. the act or process of transforming.
- 5. Chemistry. a usually irreversible chemical reaction involving the rearrangement of the atoms of one or more substances and a change in their chemical properties or composition, resulting in the formation of at least one new substance:
- 7. a particular form of matter with uniform properties