Bouncing Balls Investigation
Bouncing Balls Investigation
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Main Idea
Main Idea
A fair test is an experiment where the only thing that changes is the variable being tested.
Objective
Objective
To recognise fair and unfair tests in simple experiments.
Instructions
Instructions
Carry out this investigation.
Write a report.
Answer the following Questions.
Aim, Hypothesis, Materials, Method
Aim, Hypothesis, Materials, Method
You will carry out an investigation to find out how drop height of a marble will affect how far the wooden block will move.
Questions
Questions
How accurate were your predictions?
Can you explain the wooden block moved different distances? Write several inferences.
Why did you drop the marble three times instead of just once for each height?
Write a full report of the experiment, using the four headings (Aim, Method, Results, Conclusion).
In this case, the Aim has been written for you, but if you are designing your own experiment, you will need to write your Aim.
Under Method, describe any modifications you made to the method given here. Note other details such as the type of floor and actual height from which you dropped the balls.
Under Results, put your data table and bar graph.
Under Conclusion, write down the answer to the question in the Aim.
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