1. Axis Definitions & Scale
Quick Symbols (Click to insert into active field)
Boxes per major division
Choose grid density
Force scale through Origin (0,0)
Show Point Coordinates
2. Experimental Data Table
Fit Curve Line:
Paper Color:
Interactive 9x11 (2cm) boxes graph board. Drag coordinates directly on the canvas to trace slopes!
Data Consistency Warning
Some points deviate significantly from the best-fit model. We recommend reviewing:
💡 Checklist: Did you misread a scale division? Did you transpose coordinates or forget a decimal place?
3. Physics Calculations & Gradient Analysis
Auto-Selected: Linear
Model Equation
y = mx + c
Directly representing linear physical relationships.
Gradient (Slope)
Varying Curve
Please input at least 3 valid coordinate pairs to calculate gradients.
Cikgu Wee's Physics Tip: The gradient represented is calculated using high-precision Least Squares Regression. Click on this section to toggle the Gradient Triangle on the graph sheet to test alignment!