Online teaching

Online teaching with Kubbu

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Ch. 2 Vocabulary

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

Content:
Definitions:
0. heterogenous mixxture
1. exothermic change
2. temperature
3. endothermic change
4. chemical energy
5. chemical change
6. homogenous mixture
7. substance
8. energy
9. Law of conservation of matter
10. chemical property
11. electrode
12. matter
13. element
14. mixture
15. electircal energy

Answers:
0. rule that matter cannot be created or destroyed
1. form of potential energy that is stored in chemical bond between atoms
2. Form of energy that travels though space as waves
3. Characteristic of a pure substance observed w/out changing to other substance
4. neutral particle made of 2 or more atoms joined by covalent bonds
5. energy of moving electrical charges
6. Combination of symbols that represents # of elements in a compound
7. Characteristic of a pure substance describing ability to change to a new substance
8. change in which energy is taken in
9. Single kind of matter that is pure and has a specific set of properties
10. Mixture in which pure substances are unevenly distributed throughout
11. Anything that has mass and takes up space
12. Change in which new substances are formed from combining/break of substances
13. Mixture in which substance are evenly distributed throughout
14. 2 or more substances that are mixed together but not chemically
15. A change in a substance that does not change its identity