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Scientific Method Lab








Ask Questions: What do you know about falling objects? List three things you know.


1.


2.


3.



Do Background Research: Drop a rubber ball, a piece of paper, and a paper clip. Write down three observations.


1.


2.


3.


Construct Hypothesis: Which falls faster, a rubber ball 2 inches in diameter or a rubber ball 6 inches in diameter? Write you answer as a because statement.





Experiment:


What controls are needed? List three.


1.


2.


3.


Record the results of each trial.


Trial 1


Trial 2


Trial 3


Hypothesis is True or False? Circle the correct one.


Report Results:


  1. What happened?


  1. What does that tell you about gravity?



Write a new hypothesis if yours was wrong.



Test Again. What would you do in another experiment to either test your new hypothesis or retest old hypothesis with new variables.