Wave Interference
A GeoGebra applet showing two-source interference. Adjust wavelength and source separation to see constructive and destructive bands form.
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Quadratic Explorer
Drag the a, b, c sliders to see how the parabola y = ax² + bx + c changes. Highlights the vertex, axis of symmetry, and roots.
Year 11 Waves - summary notes
Stoichiometry practice - Khan Academy
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4 Resources
2 Applets
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4 Subjects