**Unit 1 Math review, units, and 1 dimensional motion**

How to find displacement from a velocity graph

Another example of using velocity graph

**Unit 2 Newtons Laws of Motion**

Introduction to Newtons First Law

Introduction to Newtons Second Law

Newton Second Law example. Bill pushing a car

Net force on an accelerating car

** Week 3 Principles of Work and Energy**

how is gravitational PE calculated

Introduction to* the work energy theorem*

**Week 4 Power**

How to calculate average power

**Week 5 Charge, the Coulomb Force, and the Electric Field**

Protons, neutrons, and electrons

Example of calculating Coulomb Force

Introduction to the *Electric Field*

How to draw electric field vectors

How to calculate an electric field from 2 point charges

Introduction to *Electric Potential*

**Week 6 DC circuits**

Hi folks, in the video set below, please watch from *what is charge?* through *intro to current and ohms law. *Please take notes ( 1 page per video) to present Monday to get your 5 pts. See you then. Rod 10-20-17

How to calculate the coulomb force

an example of a proton accelerated by a potential difference

**Week 7 The Magnetic Field and Magnetic Flux**

magnetic versus electric fields

**Week 8 AC Voltage **

Intro to Faradays Law of Induction

help with AC circuits and transformers

Videos below are Hot off the press (11-8-17)

Some answers for you

5 b 2.46 *10^14 m/s^2

12a 1.6 *10^-12N b 9.6*10^14 m/s^2

13 v= 3*10^7 m/s so Fmax= 8.7*10^-12 N

14 .0032Tm^2

15a. .0000002Tm^2

16 a B=.17T

18a 577 ohms

20 lamp 3 current = .83 amps R=145ohms

21 Voltage out of transformer = 9.8 volts

Power =1.5 watts

**Week 9 Atomic Structure **

**Week 10 Waves and EM Radiation**

Atomic Spectra and Bohr theory

Intro to Bohr Theory of the Atom

How to find a photon frequency for a Hydrogen Atom

Example 2 for finding photon frequencies

overview of waves and hydrogen atom

Help with 13,14, and 15 under Electromagnetic Waves and atoms

Some answers to your hw over Electromagnetic Waves and atoms

3.a 10.2ev

6 3.6keV

9 b 3.2*10^14 hz

13 b 619 km/s