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Ch. 2 Vocabulary

Author: Inglish Mary
Description:
Keywords: , , , , , , online teaching

Content:
Definitions:
0. exothermic change
1. Law of conservation of matter
2. electircal energy
3. homogenous mixture
4. electrode
5. compound
6. thermal energy
7. temperature
8. element
9. atom
10. electromagnetic energy
11. matter
12. chemical energy
13. chemical bond
14. Physical Change
15. mixture

Answers:
0. rule that matter cannot be created or destroyed
1. force that holds atoms together
2. Anything that has mass and takes up space
3. Form of energy that travels though space as waves
4. Single kind of matter that is pure and has a specific set of properties
5. total potential %26 kinetic energy of particles in an object
6. energy of moving electrical charges
7. Mixture in which pure substances are unevenly distributed throughout
8. neutral particle made of 2 or more atoms joined by covalent bonds
9. A pure substance made of 2 or more elements chemically combined
10. basic particle from which all elements are made
11. Combination of symbols that represents # of elements in a compound
12. metal strip that conducts electricity
13. A pure substance that cannot be broken down into other substance
14. Change in which new substances are formed from combining/break of substances
15. ability to do work or cause change
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