Integrated Physical Science I
USING THE SCIENTIFIC METHOD
Directions: Complete each step below. Fill in your answers in the chart provided on the next page.
1. Choose ONE hypothesis from the list below and copy it into the chart below. Do not change the hypothesis that you select; just copy it into the hypothesis box below!
Lemon juice will clean pennies better than bleach, dish soap or laundry detergent.
If nails (not finger nails) are left in vinegar, soda (pop) or water for a long period of time, the ones in vinegar will rust the most.
An ice cube will melt faster in cold tap water than in water at room temperature.
A dry tennis ball will bounce higher than a wet or frozen one.
Cotton will absorb more water than polyester, flannel, or a blend of 50% cotton/50% polyester.
2. Design an experiment to test your hypothesis.
a. Procedure: Write it step-by-step in the chart.
b. Write the equipment/supplies you needed in the chart below.
3. Do the experiment. The items in the statements are things you can find around your house without going somewhere special to purchase them.
4. Summarize your results by answering the two questions in the chart below. Hint: Independent variable is the thing that you are changing in the experiment.Dependent variable is the thing that you are measuring or looking to find in the experiment.
5. Conclusion: Answer the two questions in the chart below.
Answer Sheet for: Using the Scientific Method
Name _________________________________ Date ______________
Hypothesis:
Equipment/supplies used:
Procedure of experiment (in steps):add as many as you need
1.
2.
3.
4.
Summarize results:
What is the independent variable:
What is the dependent variable:
Conclusion:
1. In general, what Happened?
2. Was your hypothesis correct? (yes or no)
And…Explain why or why not using complete sentences
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