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Defining Topic for Investigative Study “ Life Saver ” Investigation “ Life Saver ” Investigation.

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Presentation on theme: "Defining Topic for Investigative Study “ Life Saver ” Investigation “ Life Saver ” Investigation."— Presentation transcript:

1 Defining Topic for Investigative Study “ Life Saver ” Investigation “ Life Saver ” Investigation

2 “ Life Saver ” Investigation Question How long does it take for a “Life Saver” to dissolve in the mouth?

3 “ Life Saver ” Investigation Is the time needed by all students the same? What information does the statistics provide us with? What are the factors that affect the time taken for the “ Life Saver ” to dissolve in the mouth?factors Is this question “ How long does it take for a “ Life Saver ” to dissolve in the mouth ” a good question for a scientific investigation?

4 “ Life Saver ” Investigation Whether the “Life Saver” is chewed? Whether it is moved in the mouth? How much is it moved? How much saliva is produced in the mouth? Does the student like the flavour? What is the pH in the mouth? What is the temperature in the mouth?

5 “ Life Saver ” Investigation What are the criteria for a good question for a scientific investigation?criteria How would you modify the question above so that is becomes a good question for a scientific investigation?

6 “ Life Saver ” Investigation A good question should be one that is: Well-defined Measurable Controllable

7 “ Life Saver ” Investigation The End


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