Q: Q: The explosion of nitroglycerin, which releases large volumes of gases, is what type of reaction? A:

OPTIONS:
- energetic
- exponential
- endothermic
- exothermic

A: exothermic

input: OPTIONS:
- recalibration
- breaking away
- regression
- macroevolution Now, answer this question: Q: What is the term for much bigger evolutionary changes that result in new species? A:
A:
output: macroevolution

Q: What is the name of a branch of the chemistry that deals with the interconversion of chemical energy and electrical energy? A:

OPTIONS:
- Inorganic chemistry
- Biochemistry
- Theoretical Chemistry
- electrochemistry

Answer: electrochemistry

Problem: OPTIONS:
- ocean water
- wastewater
- oil
- groundwater
Q: Q: An aquifer is an underground layer of rock that is saturated with what? A:
Answer: groundwater

Problem:OPTIONS:
- 92 %
- 99%
- 86 %
- 97%

Q: Around what percentage of the earth's surface water is contained in the ocean? A:
****
A: 97%

Problem:OPTIONS:
- molecule
- particle
- protein
- compound

Q: What consists of two or more elements and forms as a result of a chemical reaction? A:
****
A:
compound