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Copyright © 2011 InteractiveScienceLessons.com™ Variable-something that varies/changes Kind of tape Slope of ruler Where it’s released from Independent Variable- the variable you change Kind of tape Constant-variables you do not change Slope of the ruler How much dirt and oil is on the marble Where the marble is released from Dependent Variable- the variable being measured. Asks: “What are we actually measuring?” How far the marble rolls on each kind of tape
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Copyright © 2011 InteractiveScienceLessons.com™
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Data (Tape 1) Pred. (Tape 2) (Tape 3) (Tape 4) 1.2. 3.4.5. Ave. 6.7.8.9.10. Kind of Tape Distance the Marble Rolled, cm
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Copyright © 2011 InteractiveScienceLessons.com™ Tape: -20 cm long -sticky side up -one end stuck under ruler -other end taped to table Tape: -20 cm long -sticky side up -one end stuck under ruler -other end taped to table Ruler: -taped to book Ruler: -taped to book
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Copyright © 2011 InteractiveScienceLessons.com™ A line graph shows the trend of 2 variables. Create a line graph that shows every trial for both tapes. y-axis x-axis Trial 1 1053429786 Distance The Marble Rolled, cm 0 20 10 15 5 Duct Packing Which Tape Is Stickiest?
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Copyright © 2011 InteractiveScienceLessons.com™ A bar graph compares. Create a bar graph comparing the final average only of each tape. Packing Distance The Marble Rolled, cm 0 20 10 15 5 Which Tape Is Stickiest? Duct Kind Of Tape Write 2 sentences explaining the bar graph.
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