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Essential Essential Essential TM Manos Chaniotakis, Ph.D. Manos Chaniotakis, Ph.D. Tom Hsu, Ph.D. Tom Hsu, Ph.D. Michael Pahre, Ph.D. Michael Pahre, Ph.D. Now it’s time to take your students there. ergopedia єπ www.essential-physics.com/Texas Meets 100% of the TEKS and ELPS! Texas Edition 2014 T E X A S Stand-alone e-Book Online e-Book Hard cover textbook Electronic T.E. Exceptional equipment Welcome to the future ...

S Meets 100% of the TEKS and ELPS! - Ergopedia Homeergopedia.com/ergoweb/img/home/home/essential_physics_brochure.pdf · 4 Acceleration 5 Forces and Newton's Laws ... Each lesson

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EssentialEssentialEssentialTM

Manos Chaniotakis, Ph.D.Manos Chaniotakis, Ph.D.Tom Hsu, Ph.D.Tom Hsu, Ph.D.

Michael Pahre, Ph.D.Michael Pahre, Ph.D.

Now it’s time to takeyour students there.

ergopediaєπ

™www.essential-physics.com/Texas

Meets 100%of the TEKSand ELPS!

TexasEdition

2014

T E X A S

Stand-alone e-BookOnline e-BookHard cover textbookElectronic T.E.Exceptional equipment

Welcome to the future ...

Textbook e-Book

Equipment

Unit 1: Science and Physics1 Science of Physics 2 Physical Quantities and Measurement Unit 2: Force and Motion3 Position and Velocity 4 Acceleration5 Forces and Newton's Laws Unit 3: Motion in Two and Three Dimensions6 Force and Motion in Two and Three Dimensions7 Circular Motion8 Static Equilibrium and Torque Unit 4: Energy and Momentum9 Work and Energy10 Conservation of Energy11 Momentum and Collisions12 Machines13 Angular Momentum

Unit 5: Waves and Sound14 Harmonic Motion 15 Waves 16 Sound Unit 6: Electricity and Magnetism17 Electricity and Circuits 18 Electric and Magnetic Fields 19 Electromagnetism Unit 7: Light and Optics20 Light and Reflection21 Refraction and Lenses 22 Electromagnetic Radiation Unit 8: Matter and Atoms23 Properties of Matter24 Heat Transfer25 Thermodynamics 26 Quantum Physics and the Atom 27 Nuclear Physics AppendixGlossaryIndex

EssentialEssentialEssentialTM

EssentialEssentialEssentialTM

Do you teach physics?

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www.essential-physics.com/Texasergopediaєπ

v = 0a = -9.8 m/s2

v = 0.98 m/sa = -9.8 m/s2

v = 1.96 m/sa = -9.8 m/s2

0.00 s

0.10 s

0.20 smg

F1

F3

F2

1

mg

F3

F4

2

30 kmh

∆x = ?

∆t =

3 4 5 m

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Chapter Chapter Chapter

Essential Physics is a brand new high school STEM physics program that includes an extraordinary e-Book, a matching print textbook, and a coordinated set of powerful, wirelessly-connected lab equipment. Suitable for introductory levels through AP physics B, Essential Physics makes quality physics content accessible to virtually all students. The Teacher’s Edition includes more than 130 lessons, each with a slide presentation, detailed lesson plan, student assignment, a full suite of assessments, and more! More than eight years in development, this program works with tablets, PCs, Macs, and even smartphones — internet not required!

Table of Contents

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A trueSTEM curriculum

EssentialEssentialEssentialTM

EssentialEssentialEssentialTM

www.essential-physics.com/Texas

Physics is the fundamental scienceunderlying all ofnature and human technology.

Science

From the digital recording of soundto simple machinesor hybrid cars, people experience physics through technology.

Technology

Engineering is the creative process of applying science to create technology.

Engineering

Essential Physicsdevelops math skills by explicitly showing how important math concepts apply to physics.

Mathematics

Technology, engineering, and mathematics are intimately connected to physics. Students can see these connections within the current chapter by clicking the icon at the top of every page. The same icons from the front cover provide book-wide references for technology, engineering, and mathematics content.

Technology

Rechargeable batteriesAC home wiringCircuit breakers and fusesElectric motorsSemiconductorsThe digital multimeter

Engineering

Designing a lemon batteryElectrical powerPhotovoltaic power systemsRegenerative brakingWire gauges and resistanceElectrical conductors

Mathematics

Solving two equations for two unknownsInverse and direct relationshipsSquare roots

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EssentialEssentialEssentialTM

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An e-Bookoptimized for learning

Hundreds of animated illustrations provide engaging and powerful

learning tools.

Videos throughout the book cover a wide range of topics with clear,

academically rich content.

Every new equation has an animated, interactive calculator allowing students

to explore physical relationships quickly and quantitatively.

Embedded videos

Interactive equations

Clicking the button at the end of the paragraph opens additional

descriptions, videos, or illustrations that provide interesting details precisely when and where you

want them.

Extension paragraphs

Animation

Elastic potential energy calculator

0.05000 10 0.1000

A. B. C.

×12

k x(newton per meter, N/m) (meter, m)(joule, J)

Springconstant DisplacementElastic potential

energy

pE

Equilibrium

0 0.5 1 m

1 2 3

4 5 6

7 8 9

E 0 .

ENTER

CLEAR

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www.essential-physics.com/Texas

10.2 - Work and energy transformations

So far, we have considered the energy in a system before and after a change. However, energy can alsoenter or leave a system. Mechanical energy enters or leaves a system through work, the action of forces.Work done on a system increases the system's total energy. Work done by a system decreases thesystem's total energy. This section broadens the scope of conservation of energy to include work done onor by a system.

Work and energy

How doforces

change theenergy of a

system?

Recall that work is a form of energy. The work done by a force is the force multiplied by thedistance moved in the direction of the force. Consider a system containing an uncompressedspring at its free length. A force acts from outside the system to compress the spring adistance, x. The final energy of the system is the initial energy it started with plus the workdone on the system by the external force.

What if thesystem does

work?

Again, consider the system to consist only of the spring. If the spring is now used to launcha ball, the system does work on something outside the system: the ball. When a systemexerts a force that does work outside the system, then the final energy is the initial energyminus the work done by the system.

Work andconservation

of energy

If all forces act inside the system, then the total energy of the system remains constantbecause all the energy lost by one part of the system is gained by another part. If forces actoutside the system, then the energy of the system either increases when work is done on thesystem or decreases when the system does work on the outside environment.

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A textbook designed to be read

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The main idea of every page is right at the top. Students know why they are reading each page.

One idea per page

The main idea in each paragraph is set in the left margin. This helps students focus on important content.

Paragraph outlining

More than 2,000 full-color illustrations are true teaching tools, richwith content for visual learners.

Clear illustrations

When a good bookis just the thingEven in the digital age, printed textbooks are a reliable part of your curriculum. Our clean and readable hard cover textbook is a page-for-page mirror of the e-Book offering you the best of both worlds. We recommend a classroom set of textbooks even for those fortunate enough to have accessible technology for all students.

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Teachers Guide EssentialEssentialEssentialTM

EssentialEssentialEssentialTM

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These links take you right to the slides, lesson

plans, and student assignments with one

click!

Find what you need fast!

A few key slides are shown right in the TE. You can click them to

expand or open the link at the top of the page to

review the entire lesson.

Easily review lesson concepts

Every problem has answers in the TE, and many problems have

detailed solutions that follow a consistent four-step problem

solving strategy.

Detailed solutions tochapter problems

The electronic wrap-around Teacher’s Edition organizes the content into more than 130 core lessons and dozens of extension lessons. Each lesson includes between 30 and 60 illustrated slides. Detailed lesson plans make prep work easier. Student assignments provide classroom-ready printable student work. Links at the top of each page make it easy for you to find everything you need to prepare a lesson quickly and efficiently.

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Interact ives

_+ x

-ProblemsVideo

iInvest igat ion

Standards

TEKS

TEKS

πMathEngineeringTechnologyScience

Contents

See a full correlation to all the TEKS & ELPS with one clickfrom both student and teachereditions.

Performance toolssupport good instruction

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Slidesfrom atypicallesson

What shouldstudentslearn fromthis lesson?

Whatequations andvocabularyare new?

Concluding slideschallenge studentsto answer thequestions fromthe beginningof the lesson.(Answers included!)

Each lessonincludes between30 and 60well-illustratedcontent slidespresenting each importantconcept withexamples, key questions,illustrations,simulations,investigations,and more.

Assessment evidence

Objective 1: A racecar is moving with a speed of 200 km/h on a circular section of a racetrack that has a radius of 300 m. The racecar and the driver have a mass of 800 kg. (in slide presentation)

a) What is the magnitude of the centripetal acceleration felt by the driver? answer: 10.3 m/s2 (1.0 g)

Objective 2: A racecar is moving with a speed of 200 km/h on a circular section of a racetrack that has a radius of 300 m. The racecar and the driver have a mass of 800 kg.

b) What is the centripetal force acting on the car? answer: 8240 N

Objective 3: In the case of a car rounding a turn as shown, what physical force is acting radially to keep the car moving in a circular path?

answer: Static friction between the tires and the road provides the centripetal force.

Prior knowledge

This lesson introduces centripetal force and centripetal acceleration. Students should be familiar with Newton’s 1st and 2nd laws of motion and with the variables used to describe circular motion.

Equations

centripetal acceleration: centripetal force:

Vocabulary centripetal force centripetal acceleration

Standards TEKS The student is expected to: (4C) describe and analyze accelerated motion in two dimensions using equations: circular motion. (4D) calculate the effect of forces on objects: relationship between force and acceleration (4E) interpret free-body force diagrams

Crosscutting concepts

Patterns Cause and Effect

Systems and Models

Energy and Matter

Structure and Function

Stability and Change

Scale, Proportion, Quantity

• Circular motion is caused by an inward-directed centripetal force. • Equations can be used to model the relationships between velocity, acceleration

and the radius of the circle for objects moving in circular motion.

Key to differentiated instruction: visual! linguistic auditory

interpersonal intrapersonal kinesthetic logical

ac = vr

2

Fc = mvr

2

Each lesson has a detailed, editable

lesson plan. Use it as-is or modify it to

suit your own needs.

Wow, greatlesson plans!

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Printable and editable student assignments are included for every lesson.

Student assignmentsfor everylesson!

More than 6,000 illustrated slides are grouped into one or two period lessons. The slides for each lesson begin with assessment questions. Next comes the lesson content. Each lesson ends by revisiting the assessment questions, with solutions.

Teach as if you spent days prepping each lesson.

Centripetal force Content The lesson begins by defining centripetal force. Students explore the relationships

between velocity, centripetal acceleration, and centripetal force for objects in circular motion through a guided inquiry activity, using an interactive simulation. The quantitative relationships between these variables are presented and connected to Newton’s second law. The four-step problem solving method is demonstrated and applied to solve circular motion problems.

Learning objectives

The student will be able to: 1) describe and analyze the motion of objects moving in circular motion; 2) apply Newton’s second law to circular motion problems; and 3) interpret free-body force diagrams.

Materials/ technology resources

1) Demonstration: yo-yo or any small object on a string 2) Slide presentation: “CentripetalForce.ppt” 3) Interactive simulation: “Circular motion” 4) Interactive calculators: “Centripetal acceleration” and “Centripetal force” 5) Student work: “CentripetalForce.pdf”

Lesson plan segments

• Demonstration: Swing the yo-yo in a circle at constant speed and ask the students if it is accelerating. Lead them to see that the velocity vector is changing (in direction, though not in magnitude), and that circular motion is the strange case of acceleration at constant speed.

• Slide presentation: The presentation defines centripetal force and provides a guided inquiry into the relationships between velocity, centripetal acceleration, and centripetal force using an interactive simulation. These relationships are then formalized using Newton’s second law of motion. The presentation distinguishes between centripetal and centrifugal forces, poses problems related to circular motion, and demonstrates the application of the four-step problem solving method.

• Investigation: In part 1 of the investigation students examine the direction of velocity, acceleration and force vectors. In part 2 they model a mass swung overhead. In part 3 they graph the proportional relationship between the radius and velocity for an object with constant acceleration.

• Student work: Centripetal force assignment Students should work in pairs to complete the assignment while using the interactive simulation. Bring the class together for a discussion of the relationships depicted in the two graphs in part three.

• Reading: from the Essential Physics textbook

Centripetal force

Investigation 7A: Circular Motion Part 1: Directions of the velocity, force and acceleration vectors

1. Set m = 5.0 kg, r = 5.0 m, and v = 5.0 m/s. 2. Play the simulation and then pause it at various positions around the circle. 3. On the circle below, sketch the velocity, force and acceleration vectors for at least five

positions around the circle. Questions:

a. Which vector quantity or quantities are radial and which are tangential? Are the radial ones pointed inwards (towards the center) or outwards?

b. Do the lengths of the velocity, acceleration or force vectors change as the object moves around the circle?

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AssessmentEssentialEssentialEssential

TM

EssentialEssentialEssentialTM

www.essential-physics.com/Texas

Each page of the e-Book has a “test your

knowledge” question (with solution) at the

bottom of the page.

Page question

Each 4-8 page section of the book ends with a

section review. Students can check their own

work by revealing solutions to section

review questions and problems.

Section review

Essential Physics contains more than 1,600 questions and problems.

Each chapter includes conceptual and

vocabulary questions and quantitative problems.

Complete solutions are in the Teacher’s Edition.

Chapter review

Standardized test prep questions are included at the end of every chapter

review.

Test prep

Every investigation includes formative

assessments.

Investigations

No curriculum is complete without a comprehensive suite of tools for assessing student learning. Both formative and summative assessments are part of the learning process and provide critical instructional feedback. Essential Physics includes a wide variety of assessment tools.

Interactive simulations are

scored and may be printed for

homework or grading.

This interactive online tool lets you

create and customize tests and assignments of any difficulty level, on

the content you choose. Numbers

and choices may be randomized for

individual students if desired. Tests or

assignments may be printed or emailed.

Simulations

InteractiveTest Bank

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EssentialEssentialEssentialTM

EssentialEssentialEssentialTM

Learn physicsby doing physics

Simulations allow students to try things that are impossible or impractical in the lab. More importantly, each “experiment” takes only seconds. Students learn by exploring many variations that they control. This exploration builds deep understanding of physics relationships in a way that is impossible with traditional books and labs.

Interactive simulationsunlock new modes of learning

We designed the next generation of physics lab apparatus to be rugged and reliable as well as

provide unparalleled accuracy. Our state-of-the-art technology is completely coordinated with the

curriculum! Every experiment works as written because we

designed the curriculum and the equipment to work together.

Versatile new equipmentis precise and rugged!

Optics SystemThe optics lab includes

five precision 50 mm lens mounts, convex lenses, concave

lenses, curved and flat mirrors, lenses, a glass prism, a refraction tank, clear and frosted

screens, a laser, fiber optics (not shown), and a unique programmable

light source.

Real labsandVirtual labs

www.essential-physics.com/Texas

TMSolar power simulation using an array of photovoltaic cells

SitingLatitude ofhouse deg

Solar irradianceMounting angle deg

W/m2Solar intensity

Photovoltaic material

Cost / m2

Infrastructure cost$$

Conversion efficiency%

Length m

Width mPower outputTotal areaTotal solar fluxPeak electrical powerPeak heat dissipationStorable power

m2

WWWW

CostLifetimeTotal costDaily energy prod.Cost / kWh

yr$

kWh$

Battery efficiency%

Reflection & transmission losses %

Autstin, TX (30.30)

30.30June

90

29.5

Crystalline silicon3502000

18

1

1

m2

WWWW

1.0295.6653.22242.4453.22

1023501.2770.5041

0 100

1 2 3

4 5 6

7 8 9

E 0 .

ENTER

CLEAR

Technology enhancedphysics labs!Wireless communications and advanced microcontrollers make Essential Physics equipment the most versatile and accurate teaching tools ever offered for introductory physics. Ideas such as positive and negative acceleration become real when students move the ErgoBot by hand and watch the data arrive in real-time on their tablet, computer, or even on your smart board! Powerful LabVIEW virtual instruments, such as the spectrum analyzer, allow unprecedented ease-of-use, making professional-level science and engineering tools accessible to all students.

Spectrum ofhuman speech

Spectrogram of touch-tone

sequencefrom a phone

Virtual Instruments are complete, experiment-specific tools that are preset with the data acquisition and analysis functions needed for each specific lab.

LabVIEW is a powerful technology used by scientists and engineers worldwide to record, visualize and analyze data as well as control systems.

Virtual Instruments dothe setup for you!

The ErgoBot has freewheeling sensors that wirelessly communicate position, velocity, and acceleration. With its twin drive motors engaged, the ErgoBot becomes a versatile robot capable of executing a sequence of 2D vectors to navigate a maze, or following any motion graph such as velocity vs. time.

The ErgoBotmay be the most preciseand fun motion apparatusever invented!

aluminum extrusions, andReal metal threads, tough

rugged designs are

Durability and accuracy driveErgopedia’s engineering.

accuracy.and offer unparalleled

easy to use, easy to set up

ergopediaєπ

EssentialEssentialEssentialTM

EssentialEssentialEssentialTM

Real-timemotion data

Make vectorsreal withthe robot maze!

www.essential-physics.com/Texas

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www.ergopedia.com

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Purchasing information and prices

Our unique HTML5 e-Book technology provides a self-enclosed web application that can be opened by any browser including Internet Explorer, Safari, Chrome, Opera, and Firefox on virtually any platform, including:

computers running Linux, Mac OS X, or Windows;

tablets running Android, iOS, or Chrome; and

smartphones with web browsers.

An internet connection is not needed! Don’t hassle with routers, networks, firewalls, or passwords. To use our e-Book you don’t need to install any software! Copy one folder to your local storage — such as your desktop — and then open with your browser. It’s that easy.

Essential Physics e-Book:$19/student for 100+$29/student for 1-99

EssentialPhysicshardcoverstudent text$49/ 20+ books$69/ 0-19 books

Our full-color, 880 page text is page-for-page identical to the e-Book, and meets all content standards for HS physics from an introductory level through more advanced levels such as AP-B. Each hardcover textbook includes one student license for the e-Book at no additional cost.

Each school receives one authorization code, renewed each year, to share with all students. There are no individual student accounts to administer! Districts may freely use their licenses for different students each year or as needed. The only requirement is a simple annual enrollment verification. One number, once a year, is all it takes. Essential Physics is distributed on DVD-ROM and online. SD-card and USB media formats are also available at additional cost. This is the program your I.T. people will love!

Site license price based on enrollment of 100+ students. Ergopedia reserves the right to charge for additional licenses if enrollment increases by more than 5% compared to enrollment at the time of purchase. SD-card or USB media are also available.

The equipment components are availableindividually or incustom kits to meet specific needs.

Wireless ErgoBot dynamic motion system LabVIEW virtual instrument packageErgoTrack SystemRugged aluminum Stand and Tripod BaseElectric Circuits and electronicsOptics SystemOscillations, Waves, and Sound KitForces and Machines Kit

100-01001100-01002110-01003130-01006130-01011130-01009130-01013130-01015130-01005

Essential Physics e-Book (DVD)Essential Physics hardcover student textEssential Physics Teacher’s Edition (DVD)Ergobot SystemErgoTrack and StandOptics SystemOscillations, Waves, and Sound KitForces and Machines KitEssential Physics full equipment kit

$19/ 100+ or $29/ 1-99$49/ 20+ or $69/1-19$99$595$185$225$85$95$1,295

Optics System$225

Essential Physics curriculum and equipment is available directly from the authors at Ergopedia. Buying direct gives you an extraordinary curriculum at an exceptional value.

An e-Book technology that works for you

Essential Physics hardcover student textbookWhy choose one or the other?Get the best technology and a great textbook!

Simple hassle-free administration This is not a subscription!One price, for the life of the adoption.

Essential Physics equipment

Purchasing information (partial)

Dr. Tom Hsucofounder of Ergopedia.

ergopediaєπ

“This is a great interactive way for students to learn physics. It allows for so many iterations of actually manipulating different variables. I think the instant feedback will allow students to constantly stay engaged in what they are learning.”

“The new Essential Physics program is excellent. Technology and interactive programs help students visualize physics. The real world examples show students how science is used in their everyday lives, including home and in the workplace. It has material for regular, pre AP and AP physics B incorporated into the book. This will be helpful for all of my classes.”

Eliza Vela, San Antonio ISD

Dr. Tom Hsu, co-author

Joni Milanovich, North East ISD

These simulations and interactives areincredible smart board teaching tools!

What teachers are sayingabout Essential Physics

“We have been teaching and creating exceptional science curriculum for 25 years. We have all heard, repeatedly, how technology was going to revolutionize learning. But computers were not reliable enough. Software changed too often. Somehow, the revolution never quite happened. It is happening now. Essential Physics puts the power of technology into your hands, reliably, and with the tools you need to be successful in today’s diverse classrooms.”

ergopediaєπ

Interact ives

_+ x

-ProblemsVideo

iInvest igat ion

Standards

TEKS

TEKS

πMathEngineeringTechnologyScience

Contents

See a full correlation to all the TEKS & ELPS with one click

To review Essential Physicsgo to

www.essential-physics.com/Texas

www.ergopedia.com

Technology should do more thanelectronic page turning!

Animation and visualizationInteractive simulationsInteractive equationsVideos that teach, not “edutainment”Comprehensive teacher supportBilingual read-aloud capabilityMeasure and display real-time data

Encapsulated HTML5 technology No internet required!

Works on Mac, PC, tablet, phone