# 10. Power Lab

```Name ______________________________
Ms. Sabbatino
Date ___________
Period _________
Lab #11:
Power Challenge
Goal: To determine which of your classmates generate the most power while climbing
up the stairs.
Background:
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Materials:
- ruler
- Stop watches
- stairs
Lab Setup: Draw AND LABEL the setup
Procedure:
1.
2.
3.
4.
5.
6.
**1KG=2.2LBS**
person
weight
(lbs)
150
180
140
132
110
220
mass
(Kg)
Weight
(N)
Height
(m)
Work done
(J)
4.5
4.5
4.5
4.5
4.5
4.5
Time
(s)
Power
(W)
Predicted
Rank
3.5
3.9
2.8
3.1
3.3
4.0
Data: Fill out whatever you need to in the table below
Analysis:
Sample Calculations: pick one person and show a calculation for each of the columns
including formula, substitution with units and answer with units.
Weight in pounds to mass
Mass to weight in newtons
Actual
Rank
Work
Power
Conclusion:
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