Unit 9 Wave phenomena

Conceptual understanding: wave theory can be used to develop an explanation for interference.

9.1 - Simple Harmonic Motion

9.2 - Single - slit diffraction

9.3 - Interference

9.4 - Resolution

9.5 - Doppler effect

9.1 - Simple Harmonic Motion

Solving problems involving acceleration, velocity and displacement during simple harmonic motion, both graphically and algebraically
Describing the interchange of kinetic and potential energy during simple harmonic motion
Solving problems involving energy transfer during simple harmonic motion, both graphically and algebraically

9.2 - Single - slit diffraction

Describing the effect of slit width on the diffraction pattern
Determining the position of first interference minimum
Qualitatively describing single-slit diffraction patterns produced from white light and from a range of monochromatic light frequencies

9.3 - Interference

Qualitatively describing two-slit interference patterns, including modulation by one-slit diffraction effect
Investigating Young’s double-slit experimentally
Sketching and interpreting intensity graphs of double-slit interference patterns
Solving problems involving the diffraction grating equation
Describing conditions necessary for constructive and destructive interference from thin films, including phase change at interface and effect of refractive index
Solving problems involving interference from thin films

9.4 - Resolution

Solving problems involving the Rayleigh criterion for light emitted by two sources diffracted at a single slit
Resolvance of diffraction gratings

9.5 - Doppler effect

Sketching and interpreting the Doppler effect when there is relative motion between source and observer
Describing situations where the Doppler effect can be utilized
Solving problems involving the change in frequency or wavelength observed due to the Doppler effect to determine the velocity of the source/observer

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