ELECTROMAGNETIC WAVES
15 hours
Friday, Mar 25
(Aman, Divya present)
More practice writing short answers to questions in the "Light" documents
In-depth review of the photoelectric effect: experimental evidence and conceptual understanding
Thursday, Mar 24
(Only Divya present)
Reading comprehension of "Light" documents and writing clear, concise answers to various questions
Comparison of emission spectra to blackbody radiation spectra
Different mechanisms of light emission (quantum leaps within atoms, interaction of atoms and molecules)
Wednesday, Mar 23
"Questions for Thought" (#1,2) from "Light" chapter
Discussion of how to write thorough and complete answers for IB short-answer questons
Using night-vision goggles in the AV room! Infrared rays emitted from warm bodies let us "see" objects in the dark
Friday, Mar 4
Review of homework questions from "AtomicTheory Phys Sci 2"
Atomic number, mass; isotopes
Thomson's charge-to-mass ratio of electron; Millikan's measure of elecron charge
Basics of circuit - electrons flow opposite to current
Thomson - Cathode Ray Experiment
Wednesday, Mar 2
Atomic theory
Bernoulli, pressure/volume relationship
Reading comprehension - Quantum Theory Can't Hurt You
Thomson Plum Pudding Model
Rutherford Gold Foil Experiment
Bohrn model
Friday, Feb 18
Sample IB problem - gravitational zero point between earth and moon
Position traveled by two objects of different masses when thrown up
Monday, Feb 14
Ball on a string problem - uniform circular motion
Displacement in circular motion
Friday, Feb 4
Gravitational force on two objects
Newton's Universal Law of Gravitation
Variation of gravitational force with distance
Free body diagrams
Newton's 3rd law
Deriving little g (acceleration) on the surface of a planet
Friday, Jan 28
Uniform circular motion
Centripetal, centrifugal acceleration
Monday, Jan 24
Differences between 1-D and 2-D motion
Position and velocity vectors
Velocity as gradient of x(t) curve
