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Happy/Sad Balls Investigation (Student Data Sheet)
Name: Class: Date:
Part 1:
Observe the physical properties of the two spheres. Record the information below.
Object Color Mass Texture Sink or Float in Water
Happy Ball
Sad Ball
Part 2: Let's investigate!
1. What would you like to know about the behavior of the spheres?
2. How might your find the answers to your questions?
Write an If, then hypothesis statement:
Example:
If we add _________, then __________ will happen.
If we remove ________, then __________ will happen.
If we ___________, then __________ will happen.
If ___________________________________then ____________________________________.
Teacher check (did you teacher approve your "If, then" statement?
Is the statement "testable"?
List the steps you will take to perform the investigation?
1. ________________________________________________________________________
2. ________________________________________________________________________
3. ________________________________________________________________________
4. ________________________________________________________________________
5. ________________________________________________________________________
Record your observations and outcomes:
Record your data on chart paper. Prepare to present your results.
