Reactions types

3. respiration uses oxygen to release energy stored in glucose
9. single-celled organisms that live in water. they are an important store of carbon or carbon sink
11. a chemical reaction that releases energy
12. a rapid reaction with oxygen that releases energy in the form of heat and/or light
13. chemicals produced in a chemical reaction
15. a chemical reaction the absorbs energy
17. the term commonly used for sodium chloride
18. a type of sugar produced by photosynthesis

1. chemicals that take part in a chemical reaction
2. a process in which chemicals move, caused by different concentrations of the chemical
4. a biological catalyst that speeds up a reaction
5. rain rain that has acids such as nitric acid and sulfuric acid dissolved in it
6. a chemical reaction in which glucose is broken down, releasing energy for use by the plant or animal
7. the breakdown of metals due to their reaction with other chemicals
8. endothermic reaction that takes place in green plants
10. equation simple written description of what is happening in a reaction
14. a green chemical found in the chloroplasts of green plants, needed t carry out photosynthesis
16. sink a term used to describe materials that store carbon in their structures