Physics

19 May 2015

Grade 11/12 Physics                                                                                                 2015 Semester 2

Material Covered for Second semester exams. Revise thoroughly.

  1.  Circular Motion
  2. Newton’s Law of Universal Gravitation
  3. Motion in Space
  4. Newton and Kepler’s Laws of planetary motion
  5. Torque and Simple Machines
    1. Mechanical advantage
    2. Efficiency
    3. Calculating work
  6. Simple Harmonic Motion
    1. Simple pendulum
    2. Mass Spring system
  7. Measuring Simple Harmonic Motion
  8. Properties of Waves

Good luck.

David

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10 May 2015

we will continue with Vibrations and waves

attached are the ppts:

phy_outline_ch07

phy_outline_ch11

phy_outline_ch12

Good luck

David Ogaro

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26 april 2015

This week we will cover Simple Harmonic Motion

  • Hooke’s Law
  • Simple Pendulum and
  • Waves

Read Chapter 11 thoroughly for understanding.

Homework: Watch the following video on Youtube as we will dicuss this in class.

David Ogaro

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16 April 2015

This week was only 2 days. We did some more practice on Simple Machines. Appended is the worksheet.

MA answers

David

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25 March 2015

Appended is the link to the movie we watched in class. Make sure I have the the worksheet questions and your answers by tomorrow 26 March 2015

Here is the worksheet:

The Force of Gravity Explained

David

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19 February 2015

Dear Students,

We are covering Chapter 7:- Circular Motion and Gravitational Forces

We have completed Section 1. Make sure you review your work and pay attention in class. Grades don’t ‘fall from the sky’.

Appended below is the work covered.

David

prob_bank1

secquiz

study_gd

prob_bank2

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4 Feb 2015

Here is the missing answer key. Thanks Amal

Good luck tomorrow.

David

12 revkey

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30 January 2015

Here are the answers and solutions for your revision.

Good Luck

12 rev2key

12 rev2key

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28 January 2015

Revise all the chapters covered 1 to 6

Attached is some mixed revision questions.

All the best.

David

12 rev12

rev2

15 January 2015

Dear all;

Welcome back.

Reminder to all of you to revise for exams covering chapters 1 to 6 from your text book-HOLT.

this week we covered – MOMENTUM AND COLLISIONS

-momentum and impulse

-conservation of momentum and kinetic energy

-elastic and inelastic collisions

Attached below is the work for the week. Make sure you hand in all your work on time.

David Ogaro

Momentum and Collisions

prob_bank2

prob_bank1
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22 December  2014

The following material were covered and will be examined. Each Chapter contains Sections and Review and SAT Prep questions. Practice all of them

Chapter 1: The Science of Physics

Chapter 2: Motion in One Dimension

Chapter 3: Two-Dimensional Motion and Vectors

Chapter 4: Forces and the Laws of Motion

Chapter 5: Work and Energy

Chapter 6: Momentum and Collisions (will be done first week)

Happy reading and enjoy your break.

David

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23 November 2014

Dear Students

I wanted us to have the Chapter 4 test on Thursday, but as we discussed, we agreed to have it on Sunday 30 November 2014. Revise thoroughly the equations of motion, Newton’s laws of motion and their applications in solving problems.

Just a reminder; hand in to me any work that you have not given me, as soon as possible. Things are going change rapidly in this class. Do not be left behind.

Mr Ogaro D

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16 November 2014

Dear students

Appended is last weeks work including Power points that some of you requested. Please take your work seriously by doing all the tasks given. Show all your working out, not just answers. Thursday 20-11-2014, you will do a test on chapter 3.

David

prob_bank      study_gd        study1_gd     phy_outline_ch04

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26 October 2014

We will have a test on Thursday 30 Oct 2014 on Chapter 2 and 3. Do review questions at the end of the two chapters. Any questions that give you headache bring them to class we discuss.

Those people who have not handed in their pieces of classwork, homework or even lab questions do so ASAP.

Good luck and no excuses.

Attached is work we did last week and this week.

I have included significant figures for those who joined late.

David

kinematic graph    Kinematics questions   lab 2  Summary of Significant Figure Concepts   secquiz  study_gd  Vectors WS

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15 October 2014

Dear all;

Please make sure you complete the Vectors worksheet I gave you on Sunday. I have appended it here.

We are doing Vectors now, basically the introduction. This will help us understand better Two Dimensional Motion. Please use your text book to read Chapter 3 sections 1 and 2 from page 82 to 94. This will put you in a better understanding of Motion. After Vectors, we will do Falling objects chapter 2 section 3 together with Projectile Motion.

All the best

David

vector_intro_ws1.pdf

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2 Oct 2014

Dear All

I am attaching almost all the work we have done in class and home. Please review it since i am intending to give you a test when you come back after the break.

Try solve the last three worksheets attached in Chapter 2

Eid Mubarak

David O

Chapter 1: secquizstudy_gdsecquizstudy_gd2, secquizstudy_gdchaptest_b

Chapter 2: prob_bank,prob_bank1prob_wkbk2,prob_wkbk3,

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21 September 2014

Dear all

We have so far covered Chapter 1-The Science of Physics. This includes (1) What is Physics (2) Measurements in Physics and (3)the Language of Physics . We will do more problems on unit conversions, SF, Scientific notation and dimensional analysis to practise. In the meantime I would like you to attempt all questions on page 27 and 28 of your text book. Hand in this on Wednesday 17/09/14. Remember we have a tight schedule!

So we will have Chapter 1 test this Thursday 25/09/2014

Regards

D Ogaro

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Dear Students and Parents,

Welcome to the 12th grade Physics blog. I wish you a very successful and fruitful year. Kindly note that all of our communication will be through this blog. You can also reach me via e-mail at davidogaro@gpschool-eg.com

Please find attached the Physics Student Packet for the academic year 2014/2015. You will also be receiving a hard copy of this document. I kindly ask you to sign the last page and return it to me by the end of this week.

Should you have any questions or concerns, please do not hesitate to contact me at your earliest convenience.

All the best,

David Ogaro

student packet 11n12 physics

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