this week in term 3 week 8 we had to identify the variables
W.A.L.T identify the variables
Identifying Variables
A science experiment has three kinds of variables.
• Independent variable – The factor that changes in an experiment
• Dependent variable – What is being measured in an experiment
• Control variable – The factor that remains constant in an experiment
Identify the three variables in the following scenarios
Two groups of fifth graders were tested to compare their speed solving long division problems. One group had calculators, the other didn’t.
What is the dependent variable?
_speed solving___________
_ What is the independent variable? ______
__calculators, _________
___ What is the control variable?
_fifth graders___
_
Students of different grades were given the same jigsaw puzzle to assemble. The time they took to assemble it was measured.
What is the dependent variable?
Time jigsaw
What is the independent variable? __different grades
What is the control variable?
same jigsaw puzzle
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