Grade 8 Determining Density Lab

Write up is due in class on Monday, Feb 23.

Rubric

Title Page -1
3rd person voice - 1
Format - 1
Spelling - 1
All Scientific Method format present- 1
Hypothesis - 2
Analysis
1. Substance tested Data Chart - 2
2. Calculations of Mass-to-Volume Ratio - 2
3. Class Results Data Chart - 1
4. Graph - 2
5. Calculations of average density- 1
6. Observations - 2
Conclusion
Constructed Response to the Hypothesis. Were your predictions correct, why or why not? Give data proof. - 3
Identify the Controlled variables - 2
Explain the Independent and Dependant Variables - 2
Recommendations and what was learned. - 2

Total - 26 marks

Independent Variable: This is the variable that you manipulate. This is what the scientist change on purpose
Dependent Variable: The dependent variable is what we are measuring in the experiment. This is what the scientist has no control over.
Controlled Variable: these are the variables that need to be constant throughout the experiment.