5 Written Questions

1. Basic scientific research and Applied scientific research
2. Major focus is the discovery of useful products and processes that can be used to benefit human kind.
3. A valid observation about some natural phenomenon
4. Physical change of matter from a gas to a liquid
5. Physical change of matter from liquid to a gas

5 Matching Questions

1. Technology
2. Deposition
3. Qualitative data
4. Theory
5. Scientific

1. a a hypothesis that has been tested and and validated over a long period of time
2. b Information that is object and verifiable by using the five senses as a basis.
3. c Non-numerical data consisting of general observations about a system under study
4. d Physical change of matter from gas to a solid
5. e The physical application of scientific knowledge towards the production of goods to improve humanities standard of living

5 Multiple Choice Questions

1. appearance of the matter changes but not the composition
   1. Physical change
   2. hypothesis
   3. Melting
   4. Science
2. the effort to explain a fact(valid observation)
   1. Experiments
   2. Theory
   3. Solid
   4. hypothesis
3. attempt to explain the scientific law
   1. Scientific Method
   2. Scientific fact
   3. Scientific Theory
   4. Scientific hypothesis
4. most important to chemical discovery
   1. Science
   2. Experiments
   3. hypothesis
   4. Experiment
5. Physical change of matter from a solid to a gas
   1. Evaporation
   2. Condensation
   3. Deposition
   4. Sublimation

5 True/False Questions

1. Quantitative data → Non-numerical data consisting of general observations about a system under study

   True        False

2. Scientific Law → reproductile single piece of information objective and verifiable. (single observation)

   True        False

3. Chemistry → a scientific discipline which is devoted to the study of matter and enegy.

   True        False

4. Science → Information that is object and verifiable by using the five senses as a basis.

   True        False

5. Scientific Method → Identify problem
   collect data through observation
   analyze and organize data
   suggest explanations
   experiment
   propose explanation(tell whether hypothesis is correct or incorrect)

   True        False