Across
- 2. Increase or decrease of heat energy in a substance; may be evidence of a new substance being formed during a chemical change
- 7. A change to a substance without forming a new substance, such as changing size or state of matter
- 11. and has specific properties
- 12. Physical or chemical characteristics of matter used to describe or identify a substance
- 14. Visible change in a substance's color; is evidence of a chemical change
- 15. Anything that has mass and takes up space
- 16. chemical change; creation of a solid in a liquid or inside another solid during a chemical reaction
Down
- 1. Sign that a release of energy occurred during a chemical change
- 3. A form of matter that is the same
- 4. Characteristics that can be observed or measured; for example, color, melting point, and conductivity
- 5. A property or characteristic of a substance that is observed or measured during a reaction in which the chemical composition or identity of the substance is changed
- 6. Sign that a new substance formed from a chemical change; includes bubbles, fizzing, or odor change
- 8. Distinct forms of matter known in everyday experience: solid, liquid, and gas; also referred to as phases
- 9. Pure substance made of two or more kinds of atoms bound together
- 10. A change that alters the identity of a substance, which results in a new substance or substances with different properties
- 13. A pure substance composed of the same type of atom throughout