1) What does the slope represent in the formula?  2) How do I solve for the % Difference?

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1) What does the slope represent in the formula? 
2) How do I solve for the % Difference?

Activity 1: Variation of Current with Voltage Drop across a Constant Resistance
Voltage (V)
Current (A)
Equation of best-fit Line
Slope
6.0
7.5
8.0
9.5
10.0
1.20
1.50
1.60
1.90
2.0
y = 0.2x + 7.46x10^-15
0.2
Constant R
5Ω
% Difference
Graph:
Current vs. Voltage
Current
0.2*x + 7.46E-15 R² = 1
2.0
1.5
1.0
0.5
0.0
6
7
8
9
10
Voltage
Current
Transcribed Image Text:Activity 1: Variation of Current with Voltage Drop across a Constant Resistance Voltage (V) Current (A) Equation of best-fit Line Slope 6.0 7.5 8.0 9.5 10.0 1.20 1.50 1.60 1.90 2.0 y = 0.2x + 7.46x10^-15 0.2 Constant R 5Ω % Difference Graph: Current vs. Voltage Current 0.2*x + 7.46E-15 R² = 1 2.0 1.5 1.0 0.5 0.0 6 7 8 9 10 Voltage Current
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