Kinematics

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Forces

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Aug 28 - Sep 1

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__Syllabus__- Lab Safety
__Contract__(we will not be handling chemicals and seldom work with glassware) - Both you and a parent should read the syllabus and safety contract, then acknowledge that you have done so by completing
__this form__within the first three days of school

- Read and complete exercises in
**Chapter 1: An Introduction to Physics** - Primary objective: study a mathematical model for average speed; define a vector (with its two representations) and the Cartesian coordinate system; discuss distance and displacement
- See homework in Calendar above. Note: HW is posted on the date it is due! Not the date it is assigned.

Sep 5 - Sep 8

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- 2nd pd: complete the
__Reading Guide__for Chapter 1 by Tuesday's class - 2nd pd: Quiz on Thursday over Chapter 1
*and Section 0.3 of Chapter 2* - B day: complete the
__Reading Guide__for Chapter 1 by Friday's class

- Read and complete exercises in
**Chapter 2: Kinematics** - Primary objective: differentiate among and calculate displacement, distance, velocity, speed, and acceleration; be able to explain the importance of a reference frame

Sep 11 - Sep 15

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- B day: Quiz on Tuesday over Chapter 1
*and Section 0.3 of Chapter 2* __Extra Practice Problems__for Chapter 1 and Section 0.3 of Chapter 2 (Acceleration)

__Ball Toss Lab____Data Analysis Practice____More Data Analysis Practice__- Read and complete exercises in
**Chapter 3: Free Fall and Graphing Motion** - Primary objective: practice using the motion model
**x**=_{f}**x**+_{i}**v**t + ½_{i}**a**t^{2}; discuss and measure the rate with which objects on Earth fall

Sep 18 - Sep 22

- Begin reading
**Chapter 4: Data Analysis and Projectiles** - Work on Stop Motion Video Project
- 2nd pd: Quiz on Thursday over motion graphs (B day quiz is next Tuesday)

- Practice matching motion to graphs with
__this interactive__ - Find additional instruction and help on the webpage
__Kinematics 2__, on this website - Find additional practice at dev.physicslab.org:
__page 1__,__page 2__and__page 3__ - Primary objective: create position-time and velocity-time graphs from data; gain comfort "reading" graphs and drawing the corresponding velocity-time graph for any given position-time graph

Watch this excellent video on vectors by __3Blue1Brown__.

go to current week

Watch this interesting explanation of vectors by Edward Frenkel in an episode of __Numberphile__.

Sep 25 - Sep 29

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- Work on Stop Motion Video Project
- B day: Quiz on Tuesday over motion graphs
- Unit 1 Test on Friday/Monday(the 2nd)

- Absent Wednesday or Thursday? Read this
__webpage__before the test! - Unit 1
__Test Review__(__Answer Key__) - Primary objective: create position-time and velocity-time graphs from data;
*add trend lines and properly interpret those trend lines as motion models*; complete the Stop Motion Video Project

submit your video here

(don't *share *it... copy and paste it)

or submit a YouTube link __here__

- B day: Unit 1 Test
- Review the test
- Projectile Motion
__Video Analysis Lab__- download
__this video__to analyze

- download
- Trend line interpretation
__worksheet__(homework)

- Primary objective: collect position-time data from a video of a moving object, graph that data, add trend lines, and interpret the trend lines to obtain high-level information about the object

Oct 2 - Oct 6

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Parabolas in the NFL: the __physics__ of a football punt

Oct 10 - Oct 13

- Complete
**Chapter 4: Data Analysis and Projectiles** - Projectile Motion
__Practice Problems__(with answers) - Thursday: B day: use Logger Pro to determine the acceleration of the "angry" bird in this
__video clip__(set the scale so that the bird is 0.25 m tall), showing your work in your notebook; then read Chapter 4, section 0.5, in your booklet and do the following practice problems (pages 18-21); take home and complete the Conceptual Questions (linked at right but also available in class)

- Find helpful instructional videos
__here__. (See Chapter 3.) This "video book" is sponsored by the Texas Education Agency. - Primary objective: track the position and velocity of projectiles

__Investigation__of projectile motion (using a PhET__simulation__)- Discuss relative motion
__Review__for~~test~~quizzes (__answer key__) Note: There was a typo on the Review. The formula for initial velocity had the sine and cosine switched. The Review posted here has been corrected.__Kahoot__review (in which free fall acceleration = -10 m/s/s)

- Primary objective: track the position and velocity of projectiles; discuss relative motion

Oct 16 - Oct 20

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- Unit 2
~~Test~~Quizzes - Introduction to forces; begin reading
**Chapter 5: Laws of Nature and Forces** - Newton's Second Law
__Lab__ - Incorporate Newton's 2nd Law into our
__Motion Analysis__(__answer key__) - Use Newton's Universal Law of
__Gravitation__

- Primary objective: discuss the concept of inertia and the significance of Newton's Second Law of Motion, relating force and acceleration; use Newton's model for calculating gravity

Oct 23 - Oct 27

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What is science supposed to do? What is it for? Does science bring truth? The answers to these questions changed dramatically in the 17th century.

- Quiz on Newton's 2nd Law of Motion and his Law of Gravity
- Tuesday (2nd period): following the quiz, complete this
__simulation-based lab__(link to the__simulation__); your homework is to complete this lab (if necessary) and to finish reading Chapter 5; I'll collect and grade the lab - Introduction to
__Egg Drop Project__- the__writing assignment__ - Calculating Force and Acceleration
__Worksheet__(the one with the little drawings)

- Primary objective: differentiate between mass and weight; find means of working out the electromagnetic forces on an object

Oct 30 - Nov 3

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**Did you know?**

The mass of an object is a measure of its reluctance to change motion – the extent to which it impedes acceleration.

- Begin reading
**Chapter 6: Free Body Diagrams** - Finding Forces, Finding Acceleration (
__static equilibrium__,__pushing at an angle__) -__answer keys__ - Quiz on Finding Forces, Finding Acceleration
- 2nd pd: apparent weight
__worksheet__(__answer key__)

- Primary objective: draw free body diagrams and find the unknown forces on various objects, including objects being pushed at an angle, objects on inclines, and objects in static equilibrium; differentiate between actual and apparent weight

Nov 6 - Nov 10

You Can't Touch Anything

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- Enroll in this Physics PreAP class on
**Turnitin**. Class ID's are as follows: 2nd pd - 16736926, 6th pd - 16736930, 7th pd - 16736935, 8th pd - 16736943. Get the password in class.

__Test Review__(__answer key__)__Kahoot Review__- Egg Drop Project due ( submit the written assignment through
**Turnitin**by the start of class) - Unit 3 Test

- Primary objective: discuss Newton's 3rd Law of motion; review for the unit test

Nov 13 - Nov 17

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- drop egg containers
- Circular Motion
__worksheet__(__answer key__; I use the phrase "i component" to mean "x component") - Satellite Motion
__worksheet__(A day) (__answer key__) - Absent? Need extra help understanding circular motion? Read Lesson 1 on this
__helpful website__.

- Primary objective: model how forces must act on an object to cause circular motion; define centripetal force and acceleration; equate centripetal force with gravity in a discussion of satellite motion

Nov 27 - Dec 1

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Log into **Turnitin.com **for feedback on your Egg Drop paper.

- Satellite Motion
__worksheet__(B day) -
__Review__for unit quiz (optional) (__answer key__) - Writing
__assignment__(Booklet of Student Essays on Physics) - due Jan 4/5 - Unit 4 Quiz

- Primary objective: practice proportional reasoning, then review for the unit quiz

Dec 4 - Dec 8

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- Midterm
__Review__ - Explore kinematics and forces with
**Algodoo**. [Install**Algodoo**from the Software Center on your school-issued laptop.]

____

- Primary objective: review for the midterm; begin taking the midterm

Dec 11 - Dec 15

**From Newton to Einstein: Our Changing Perception of Gravity**

Warning: Somewhat advanced but insanely interesting.

**Understanding Centripetal and Centrifugal Forces**

Warning: One of these forces is fictitious!

**Vsauce: All about spinning**

Great illustrations and explanations of centripetal forces. Bonus: An explanation of gyroscopes and the Coriolis effect.

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