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Scientific Investigations Workbook

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Scientific Investigations Workbook worksheet preview

Scientific Investigations Workbook

Scientific investigation illustration

🔬 Part 1: Understanding Scientific Investigations

1. What is a scientific investigation?
2. Circle the correct order of steps in a scientific investigation:

Question → Hypothesis → Method → Results → Conclusion

Hypothesis → Question → Results → Method → Conclusion

Method → Question → Hypothesis → Conclusion → Results

Results → Question → Method → Hypothesis → Conclusion

3. What makes a good scientific question? Tick all that apply:

It can be tested through experimentation

It asks about personal opinions

It is specific and clear

It can be answered with "yes" or "no"

It focuses on measurable variables

4. Explain the difference between a hypothesis and a prediction:

📊 Part 2: Variables and Fair Testing

5. Match each type of variable to its correct definition:
Independent Variable
Dependent Variable
Controlled Variable
The factor that is measured or observed
The factor that is deliberately changed
Factors that are kept the same
6. A student wants to investigate: "Does the amount of sunlight affect plant growth?"

Independent variable: _________________________________

Dependent variable: __________________________________

List 3 controlled variables:

7. Why is it important to control variables in an experiment?

📝 Part 3: Planning Your Investigation

8. Choose a scientific question you would like to investigate:
9. Write a hypothesis for your investigation (use "If... then... because..." format):
10. Design your method - write detailed steps for your investigation:
11. What equipment will you need? How will you ensure your test is fair?

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