Physics 20
September Update:
We are working on the introductory chapter on waves.
Be sure to get any help you need during noon hours.
Physics 20: Outcome Evaluation Sheet
Unit I: Waves
i) Description of Longitudinal and transverse waves. ________________
ii) Concept of Period and Frequency. _______________
iii) The movement of wave and the Universal Wave equation. _____________
iv) Wave behavior ( reflection, diffraction ) ___________
v) Refraction and speed and wavelength. ___________
Unit II: Sound
i) Properties of sound ( measurements etc….) _____________
ii) Speed of sound and Mach #’s. _______________
iii) Motion of sound and echos _____________
iv) Interference in sound.
a) Beat frequencies. _________
b) Constructive and destructive interference. __________
v) Harmonics and strings. _____________
vi) Resonance and open and closed columns. ___________
vii) Doppler Effect and Sonic Booms. ___________
Unit III: Light
i) What is light and how does it move. ___________
ii) Reflection
a) Images in plane mirrors. ___________
b) Images in curved mirrors. __________
c) Equations and calculating image distances __________
iii) Refraction
a) Calculating the index of refraction in two ways.________
b) Lateral displacement and critical angle. ___________
c) Using Snell’s general Law. __________
iv) Lenses.
a) Locating and describing images in converging/diverging lenses. __________
b) Using equations to locate images in lenses. __________
c) Describing practical applications of lenses. ___________
v) Colour
a) Using the additive theory of light. __________
b) Using the subtractive theory of light. __________
c) Why is the sky blue ? __________
d) Rainbows. __________