falling paper lab
Post on 06-Mar-2015
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Scientific MethodScientific Method
The Question….The Question….
Does air resistance change the speed of a
falling object?
Does air resistance change the speed of a
falling object?
The Procedure…The Procedure…
1. One person Stands on Chair2. Person drops three different
paper types. 3. Using a stopwatch, measure the
amount of time it takes each paper type to reach the ground.
1. One person Stands on Chair2. Person drops three different
paper types. 3. Using a stopwatch, measure the
amount of time it takes each paper type to reach the ground.
What were the Variables?What were the Variables?
• Independent?• What we changed ON PURPOSE
•Dependent?• What we measured, or Recorded
•Controlled Variables?• Everything that was kept the same
throughout the investigation.
• Independent?• What we changed ON PURPOSE
•Dependent?• What we measured, or Recorded
•Controlled Variables?• Everything that was kept the same
throughout the investigation.
Our Class Results…Our Class Results…
Data Table: Class Data for Time in Seconds it took for the Paper to Fall to Ground Group # Flat piece of
paper Time in Seconds
Loosely Crumbled
Time in Seconds
Tightly Crumbled
Time in Seconds
1 2.66 .88 .91 2 3.66 2 1.66 3 2.33 1 .84 4 2.24 1.10 .65 5 2.45 1.10 .98 6 2.39 1.3 .84 7 1.72 .99 .78 8 1.74 .96 .85
Mean 2.39 1.16 0.93 Overall Average
2.02 1.04 0.86
1-2 A
Our Class Results…Our Class Results…Data Table: Class Data for Time in Seconds it took for the Paper to Fall to Ground Group # Flat piece of
paper Time in Seconds
Loosely Crumbled
Time in Seconds
Tightly Crumbled
Time in Seconds
1 .91 .93 .99 2 2.37 1.07 1.23 3 1.67 .95 .73 4 1.91 .78 .99 5 2.12 .99 .81 6 1.84 1.02 .78 7 2.51 1.00 .79
3-4 A Mean
1.9 0.96 0.90
Overall Mean
2.02 1.04 0.86
3-4 A
Our Class Results…Our Class Results…
5-6 A5-6 AData Table: Class Data for Time in Seconds it took for the Paper to Fall to Ground Group # Flat piece of
paper Time in Seconds
Loosely Crumbled
Time in Seconds
Tightly Crumbled
Time in Seconds
1 1.72 1.12 1.25 2 1.30 1.07 .91 3 2.60 2.05 1.45 4 0.94 .77 1.27 5 2.24 1.19 1.13 6 2.11 1.60 .72 7 1.11 0.92 1.23 8 2.13 1.93 .39
5-6 A Mean
1.76 1.33 1.04
Overall Mean
2.02 1.04 0.86
Our Class Results…Our Class Results…
1-2 B1-2 B
Data Table: Class Data for Time in Seconds it took for the Paper to Fall to Ground Group # Flat piece
of paper Time in Seconds
Loosely Crumbled
Time in Seconds
Tightly Crumbled
Time in Seconds
1 1.63 0.98 1.24 2 3.01 1.16 1.06 3 2.07 1.11 0.56 4 1.94 0.66 0.77 5 1.73 0.72 0.58 6 1.40 0.85 0.62 7 1.73 0.83 1.37 8 2.07 1.05 0.72
1-2 B Mean
1.95 0.92 0.87
Overall Mean
2.02 1.04 0.86
Our Class Results…Our Class Results…
3-4 B3-4 B
Data Table: Class Data for Time in Seconds it took for the Paper to Fall to Ground Group # Flat piece of
paper Time in Seconds
Loosely Crumbled
Time in Seconds
Tightly Crumbled
Time in Seconds
1 1.95 2.53 .31 2 2.86 0.91 0.81 3 2.65 0.93 0.47 4 1.61 0.93 0.78 5 2.01 0.70 0.61 6 3.88 0.53 0.56 7 1.57 1.18 0.79
3-4 B Mean
2.36 0.97 0.62
Overall Mean
2.02 1.04 0.86
Our Class Results…Our Class Results…
5-6 B5-6 B
Data Tab le: Class Data for Time in Seconds it took for the Paper to Fall to Ground Group # Flat piece of
paper Time in Seconds
Loosely Crumbled
Time in Seconds
Tightly Crumbled
Time in Seconds
1 1.6 0.76 0.73 2 2.10 0.96 0.91 3 2.49 1.20 1.24 4 1.82 1.09 0.96 5 1.49 0.58 0.37 6 1.04 0.70 0.74
5-6 B Mean
1.76 0.88 0.82
Overall Mean
2.02 1.04 0.86
Our Overall ResultsOur Overall Results
Overall Data from All of the Classes
Flat Piece of Paper Time in Seconds
Loosely Crumbled
Time in Seconds
Tightly Crumbled
Time in Seconds
Overall Average
2.02 1.04 0.86
Look at the TRENDS!!!Look at the TRENDS!!!
0
0.5
1
1.5
2
2.5
Time in Seconds
Flat LooselyCrumbled
TightlyCrumbled
Paper Type
The time in seconds it takes for different types of Paper Shapes to Fall to the Ground
1-2A
Overall
Look at the TRENDS!!!Look at the TRENDS!!!
0
0.5
1
1.5
2
2.5
Time in Seconds
Flat LooselyCrumbled
TightlyCrumbled
Paper Type
The time in seconds it takes for different types of Paper Shapes to Fall to the Ground
3-4 A
Overall
Look at the TRENDS!!!Look at the TRENDS!!!
0
0.5
1
1.5
2
2.5
Time in Seconds
Flat LooselyCrumbled
TightlyCrumbled
Paper Type
The time in seconds it takes for different types of Paper Shapes to Fall to the Ground
5-6 A
Overall
Look at the TRENDS!!!Look at the TRENDS!!!
0
0.5
1
1.5
2
2.5
Time in Seconds
Flat LooselyCrumbled
TightlyCrumbled
Paper Type
The time in seconds it takes for different types of Paper Shapes to Fall to the Ground
1-2 B
Overall
Look at the TRENDS!!!Look at the TRENDS!!!
0
0.5
1
1.5
2
2.5
Time in Seconds
Flat LooselyCrumbled
TightlyCrumbled
Paper Type
The time in seconds it takes for different types of Paper Shapes to Fall to the Ground
3-4 B
Overall
Look at the TRENDS!!!Look at the TRENDS!!!
0
0.5
1
1.5
2
2.5
Time in Seconds
Flat LooselyCrumbled
TightlyCrumbled
Paper Type
The time in seconds it takes for different types of Paper Shapes to Fall to the Ground
5-6 B
Overall
Let’s Sum it Up!Let’s Sum it Up!In Your Group write a conclusion for this lab. Be
sure to include (in COMPLETE SENTENCES):*The Question*Your Hypothesis (your pre-lab predictions)
*The Results*An Explanation of the Results
-Why did we get these results -What could we have done differently
In Your Group write a conclusion for this lab. Be
sure to include (in COMPLETE SENTENCES):*The Question*Your Hypothesis (your pre-lab predictions)
*The Results*An Explanation of the Results
-Why did we get these results -What could we have done differently
RecapRecap
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