Explain each of the following terms in relation to the scientific method - Leaving Cert Biology - Question 2 - 2005
Question 2
Explain each of the following terms in relation to the scientific method.
(a) Hypothesis.
(b) Control
(c) Data
(d) Replicate
(e) Theory
Worked Solution & Example Answer:Explain each of the following terms in relation to the scientific method - Leaving Cert Biology - Question 2 - 2005
Step 1
(a) Hypothesis
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Answer
A hypothesis is a possible explanation for an observation or phenomenon. It serves as a starting point for further investigation. Specifically, it is an educated assumption that can be tested through experiments and observations.
Step 2
(b) Control
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Answer
In the scientific method, a control is a standard for comparison. It is the part of the experiment that remains unchanged or is kept constant, allowing researchers to determine the effects of the variable being tested.
Step 3
(c) Data
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Data refers to the measurements or information gathered through observations during an experiment. This evidence is crucial for analyzing results and drawing conclusions.
Step 4
(d) Replicate
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To replicate in the context of scientific experimentation means to repeat an experiment or procedure. This helps to confirm the reliability of the results and ensures that findings are consistent.
Step 5
(e) Theory
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Answer
A theory in science is an explanation that is supported by extensive evidence. It is a well-substantiated framework that combines hypotheses and a large body of data, providing a comprehensive understanding of a particular aspect of the natural world.
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