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7. Science constructs laws and theories. A theory explains a phenomenon and


the relationship among natural phenomena. Laws describe the causes and


effects within a specific phenomenon. An example of this can be found in


comprehending the theory of evolution and the laws of motion. The theory


attempts to explain the phenomena, but laws are mathematically calculable


predictions of natural phenomena.


8. Democracy has no place within science. The observations and inferences


made cannot be legitimised by votes. A phenomenon either exists or it does


not. All theories are falsifiable. This means that one single piece of contradictory


evidence can disprove a theory. An explanation that has been disproved will


never be accepted no matter how many people ‘believe’ it is true.

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Science is embedded in a socio-cultural milieu (context) that is influenced by



the culture and society in which it is practiced. The values will influence how



science is conducted, interpreted, accepted and used. The ethical and moral



guidelines of society have an influence on research that can be conducted. The



debate around the use of embryos in stem cell research is one such example.



6. Science relies on observation and inference. We



observe phenomena through using the five external



human senses. Inference is the interpretation



(meaning-making process) of these observations.



Having many scientists observing the same phenomenon would lead to multiple



perspectives that enrich the body of knowledge. The ability to reason causally



is essential to making inferences. An inference is a conclusion that is reached



on the basis of evidence and reasoning

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3. Creativity and innovation are needed. Logical reasoning, with the assistance


of human creativity, gives rise to scientific knowledge. Creativity can be seen


as our ability to create new knowledge by rearranging the connections of known


elements. In science we often re-evaluate a theory when new evidence is


discovered. By using creativity, we often find new ways to reason about the


existing evidence and then create new possible explanations.


4. Science is subjective: Presently accepted scientific theories and laws


influence and drive the questions, investigations, and interpretations regarding


phenomena in the natural world. Scientists conduct their work based on these


accepted theories. Their own values, agendas and prior experiences have an


influence on their work. It is nearly impossible for a person to remove all of their


biases and, therefore, all scientific work has a small element of subjectivity

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1. Science is tentative: The knowledge obtained is subject to change. New







discoveries and observations are often made that challenge the existing and







accepted hypotheses of the time. This leads to reinterpretation and adaption of







the existing hypothesis. In other words, the theories can change if new evidence







is provided that shows a contradictory explanation.







2. Science relies on empirical evidence without which a







hypothesis remains speculative. Evidence is a series







of facts that are deduced from observations that are







interconnected and presented in such a way as to







support the explanation of a natural















Discuss the role of religion as a social institution

Choose one of the three thories covered sociology of education ( functionalism, conflict theory, symbolic interactionism). Discuss why your chosen theory provides the best explanation of school in South Africa

Which of the following is an empirical formula?




A. C6H6



B.C6H6O2



C.H2P4O4



D.C2H6SO



E.H2O2

How is the strength of an electric field indicated with field lines?


How are a gravitational and an electric field similar?


What is the electric field due to a point charge of 20µC at a distance of 1 meter away from it?

How much charge experiences a force of 5.0 x10-3 N due to an electric field of 10 N/C?


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