FORMATION OF A NEW SUBSTANCE VOCABULARY 1 A

FORMATION OF A NEW SUBSTANCE VOCABULARY

1. _____ A pure substance composed of the same type of matter. ELEMENT

2. ______A change that altars the identity of a substance or substances with different properties. CHEMICAL CHANGE

3. _______A change to a substance that occurs without forming a new substance, such as a change in size or state of matter. PHYSICAL CHANGE

4. _____A characteristic that can only be observed or measured when atoms of matter rearrange during a chemical change. CHEMICAL PROPERTY

5. ______Characteristic that can be observed or measured without changing the substance; for example, color, melting point, or conductivity PHYSICAL PROPERTY

6. ____ A substance made of two or more elements that are chemically combined. COMPOUND

7. ______Physical and chemical characteristics of matter used to describe or identify a substance. PROPERTIES

8. _____Distinct forms of matter known in everyday experience; solid, liquid, gas; also referred to as phases STATES OF MATTER

9. _____ Evidence of release of energy during a chemical change. PRODUCTION OF HEAT OR LIGHT

10. ______Evidence of a new substance formed from a chemical change, resulting in solid particles that form or separate out of a liquid PRECIPITATE

11. _____Evidence of a new substance formed from a chemical change PRODUCTION OF GAS

12. _____ Any form of matter that is uniform throughout and has consistent properties SUBSTANCE

13. ____A change in the way something reflects light, can indicate a chemical change COLOR CHANGE

15. _______ Increase of decrease of heat energy in a substance may be evidence of a new substance formed during a chemical change. TEMPERATURE CHANGE

16. _____Anything that has mass and takes up space. MATTER