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42 Pages

### Chapter_8

Course: PHY107 55555, Spring 2009
School: SUNY Buffalo
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Word Count: 3276

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8 Potential Chapter Energy and Conservation of Energy In this chapter we will introduce the following concepts: Potential Energy Conservative and non-conservative forces Mechanical Energy Conservation of Mechanical Energy The conservation of energy theorem will be used to solve a variety of problems As was done in Chapter 7 we use scalars such as work, kinetic energy, and mechanical energy rather than vectors....

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SUNY Buffalo - PHY107 - 55555
Chapter 7Kinetic Energy and WorkIn this chapter we will introduce the following concepts: Kinetic energy of a moving object Work done by a force Power In addition, we will study the work-kinetic energy theorem and apply it to solve a variety of problems
SUNY Buffalo - PHY107 - 55555
Chapter 6Force and Motion IIIn this chapter we will cover the following topics: frictional force (static and kinetic friction)drag force and terminal speedrevisit uniform circular motion by using the concept of centripetal force and Newtons second law
SUNY Buffalo - PHY107 - 55555
Chapter 5Force and Motion(5-1)Chapters 2 and 4: studied kinematics to describe the motion of objects without knowing what cause the motion. Chapters 5 and 6: will study dynamics. In this chapter we will introduce Newtons three laws of motion which are
SUNY Buffalo - PHY107 - 55555
Chapter 4(4 -1)Motion in Two and Three DimensionsIn this chapter we will consider motion in a plane (two dimensional motion) and motion in space (three dimensional motion) The following vectors will be defined for two- and three- dimensional motion: Di
SUNY Buffalo - PHY107 - 55555
Chapter 3VectorsIn Physics we have parameters that can be completely described by a number and are known as scalars . Speed, distance, and mass are such parameters Other physical parameters require additional information about direction and are known as
SUNY Buffalo - PHY107 - 55555
Chapter 2Motion Along a Straight LineIn this chapter we will study 1-dimensional kinematics i.e. how objects move along a straight line. The following parameters will be defined: Displacement Average velocity Average Speed Instantaneous velocity Average
SUNY Buffalo - PHY107 - 55555
Get ready for PHY107 Textbook: Halliday, Resnick, and Walker, Fundamentals of Physics, 8th edition, Volume1 WileyPLUS: need access code for homework (HW1 due by 1/20) iclicker: needed for in-class quiz (1 quiz per week, starting next week) Get a bundle f
SUNY Buffalo - EAS - 230
IF OPENING IN PPT, HIT THE F5 KEY TO BEGIN THE NARRATED SLIDE SHOW. Make sure your s hitting F5 After peakers the narration turned on. few are will begin in aseconds.IF STREAMING, THIS SHOULD START AUTOMATICALLYChapter 1.1 Getting Started1Chapter 1:
University of Virginia's College at Wise - ECON - 302
Measurement of GDP Gross Domestic Product (GDP) is the most important aggregate economicvariable. In the U.S., GDP is published every quarter, as a part of National Incomeand Product Accounts (NIPA). You can nd it, for example, at the Bureau of Econo
Santa Monica - ACCT - 10B
Dilutive Securities and Dilutive Per Share PerEarningsChapter Chapter16 16IntermediateAccounting 12thEdition Kieso,Weygandt,andWarfieldChapter 16-1Prepared by Coby Harmon, University of California, Santa BarbaraLearning Objectives1. 2. 3. 4. 5. 6.
Santa Monica - ACCT - 10B
Stockholders EquityChapter Chapter15 15IntermediateAccounting 12thEdition Kieso,Weygandt,andWarfieldChapter 15-1PreparedbyCobyHarmon,UniversityofCalifornia,SantaBarbaraLearning Objectives1. 2. 3. 4. 5. 6. 7. 8. 9. Discussthecharacteristicsofthecorp
Santa Monica - ACCT - 10B
Long-Term LiabilitiesChapter Chapter14 14IntermediateAccounting 12thEdition Kieso,Weygandt,andWarfieldChapter 14-1Pre d by C Harm Unive pare oby on, rsity of C alifornia, S anta BarbaraLearning Objectives1. 2. 3. 4. 5. 6. 7. 8. De scribetheform pro
Santa Monica - ACCT - 10B
Depreciation, Impairments, Depreciation, Depletion DepletionandChapter Chapter11 11IntermediateAccounting 12thEdition Kieso,Weygandt,andWarfieldChapter 11-1Prepared by Coby Harmon, University of California, Santa BarbaraLearning Objectives1. 2. 3.
Santa Monica - ACCT - 10B
Current Liabilities and Current Contingencies ContingenciesChapter Chapter13 13IntermediateAccounting 12thEdition Kieso,Weygandt,andWarfieldChapter 13-1Pre d by C Harm Unive pare oby on, rsity of C alifornia, S anta BarbaraLearning Objectives1. 2.
Santa Monica - ACCT - 10B
Inventories: Additional Valuation Inventories: Issues IssuesChapter Chapter9IntermediateAccounting 12thEdition Kieso,Weygandt,andWarfieldChapter 9 -1Prepared by Coby Harmon, University of California, Santa BarbaraLearning Objectives1. 2. 3. 4. 5. 6
Skyline College - CHEM - 210
Chapter 4 - Types of Chemical Reactions and Solution Chemistry4.1 Water, the Common Solvent - the water molecule is bent with and H-O-H angles of approx. 105 - O-H bonds are covalent - O is slightly negative; H is slightly positive - polar molecules - th
Skyline College - CHEM - 210
Chapter 6: Thermochemisty6.1 The Nature of Energy * energy (E) : the capacity to do work or produce heat. It can be classified as either potential or kinetic energy. - potential energy : energy due to position or composition. - attractive and repulsive f
Skyline College - CHEM - 210
Chapter 5: Gases5.1 Pressure 1 atm= 760 Torr =760 mmHg = 101.325 kPa Pressure= Force/Area= N/m2 = Pascal 5.2 The Gas Laws of Boyle, Charles, and Avagadro Boyles Law 1 PV = k (k = constant) @ constant T -theres an inverse relationship between V&amp;P -an idea
Skyline College - CHEM - 210
Chapter 3 Stoichiometry 3.1 Atomic Masses -amu based in 12C -Mass determined by the mass spectrometer -atomic mass- weighted average of all isotopes found in nature Calculation atomic mass: Atomic mass = (% abundance &quot;Ia &quot;)(mass &quot;Ia &quot;)+(%&quot;Ia &quot;)+(% Ib)(Mas
Skyline College - CHEM - 210
1.3 Units of Measurement measurements: consist of a number and a scale SI system: internationally accepted system of measurement 1 dm3 = (10cm)3 = 1 L 1 cm3 = 1 mL mass: measure of an objects resistance to a change in its state of motion F=m*a F= weight (
Skyline College - CHEM - 210
15.1 Solutions of Acids or Bases Containing a Common Ioncommon ion effect- a shift in equilibrium position due to the addition of an ion already involved in the equilibrium reaction Example HF and NaF HF(s) ! Na+(aq) + F-(aq) HF(aq) H+ (aq) + F- (aq) &quot; E
Skyline College - CHEM - 210
CHAPTER 12-Chemical Kinetics12.1 Reaction Rates- defined as the change in concentration of a reactant or product per unit time rate = [product or reactant] T Instantaneous rate- rate at a particular point in time(slope of the tangent line of a graph wher
Skyline College - CHEM - 210
Chapter 10: Liquids and Solids Chapter 10: Liquids and Solids *Liquids and solids show many similarities and are strikingly different from their gaseous state. 10.1 Intermolecular Forces Intermolecular Forces-weak interactions between molecules composed o
Skyline College - CHEM - 210
Chapter 9 Covalent Bonding: Orbitals9.1 Hybridization and Localized Electron Model sp Hybridization - atomic orbitals are different than their native form ex. CH4 if this werent the case, then there would be two different types of C-H bonds. Bond angles
Skyline College - CHEM - 210
Chapter 8 Bonding: General Concepts8.1 Types of Chemical Bonds Bond energies energy required to break a bond Ionic bonding bonding between two ions bonding forces that result from electrostatic attractions between adjacent oppositely charged atoms Ionic
Skyline College - CHEM - 210
CHAPTER 7- Atomic Structure and Periodicity 7.1 Electromagnetic radiation- energy that exhibits wavelike behavior and travels at the speed of light in a vacuum. Wavelength- () distance between crests or troughs Frequency- (v_ number of wave cycles per sec
Skyline College - CHEM - 210
Chapter 11- Properties of Solutions 11.1 Solution Composition molaritymass percentmole fractionmolality# of moles L of solution mass of solute mass of solution moles of solute moles of solution moles of solute kg of solvent x100* sample exercises 11.1 an
Skyline College - CHEM - 210
Chapter 2 Atoms, Molecules, and Ions Chapter 2.1 The Earth History of Chemistry Democritus- atomos Alchemy- cheap metals into gold Robert Boyle- behavior of gases combustion involved Georg Stahl- phlogiston400 B.C. to 1600s 1600s 1700s 2.2Fundamental Ch
Skyline College - CHEM - 220
1SHAPES OF MOLECULES (VSEPR MODEL)Valence Shell Electron-Pair Repulsion model - Electron pairs surrounding atom spread out as to minimize repulsion. - Electron pairs can be bonding pairs or nonbonding pairs (multiple bonds not included). - Arrangement o
Skyline College - CHEM - 220
1TYPES OF CHEMICAL BONDINGIonic Bonding - two atoms of opposite charge electrically attracted to one another Covalent Bonding - two atoms each sharing electrons within a molecular orbital Metallic Bonding - positive metal ions held together in a lattice
Skyline College - CHEM - 220
1Example: A Chemical Reaction Hydrogen + Oxygen Water H2 + O2 H2 O + - Note there is not enough hydrogen to react with oxygen - It is necessary to balance equation. +2 H2 + O2 2 H2 O (balanced equation)CONSERVATION OF MASSDuring a chemical reaction,
Skyline College - CHEM - 220
1SOLUTIONSDefinitions solvent bulk material used to dissolve substance solute material dissolved in solvent Examples 1) salt water solvent water solute salt 2) dish water solvent water solute dish soap 3) engine coolant solvent ethylene glycol solute wa
Skyline College - CHEM - 220
1ATOMIC STRUCTURETwo components of an atom Nucleus (pl. nuclei) - composite particle - size 10-15 m = 10-4 - positively charged - SI units multiples of 1.609 x 10-19 C - atomic units +1, +2, +3, , +118 - mass varies from 1.7 x 10-27 to 5 x 10-25 kg - 1
Skyline College - CHEM - 220
1MATTERStates of Matter Gas - no fixed volume or shape - easily compressed or expanded Examples: air, neon, acetylene Liquid - has fixed volume - shape of liquid is shape of container - not easily compressed Examples: water, gasoline, blood Solid - has
Skyline College - CHEM - 220
THERMODYNAMICS- The study of energy in matter - Thermodynamics allows us to predict whether a chemical reaction occurs or not. - Thermodynamics tells us nothing about how fast a reaction occurs. - i. e., thermodynamics cant explain kinetics and vice vers
Skyline College - CHEM - 220
COMMON-ION EFFECTAdding or subtracting the conjugate base (acid) of an acid (base) affects the pH of a solution by consideration of LeChteliers principle. - This is nothing new. In other words, adding a common ion to solution decreases dissociation of ac
Skyline College - CHEM - 220
ACIDS, BASES AND SALTSWater (H2 O) is made of two ions H+ (aq) hydrogen ion OH- (aq) hydroxide ion Acids substances that increase H+ (aq) conc. Strong acids - strong electrolytes, i. e., completely dissociate HCl (aq) = H+ (aq) + Cl- (aq) - memorize list
Skyline College - CHEM - 220
EQUILIBRIUM- condition where opposing processes occur at the same time - processes may be physical changes or chemical changes Example: Ice slurry - Temperature of slurry is 0 C. - Melting of ice occurs at same rate as freezing of water. - At 0 C, the co
Skyline College - CHEM - 220
1CHEMICAL KINETICS- Study which examines how fast chemical reactions occur and why? NaOH (aq) + HCl (aq) NaCl (aq) + H2 O (l) - Neutralization happens very fast. 2 Fe (s) + 3 O2 (g) 2 Fe2 O3 (s) - Rusting of iron happens very slow. Reaction rate speed o
Skyline College - CHEM - 220
1SOLUTIONSDefinitions solvent bulk material used to dissolve substance solute material dissolved in solvent Examples 1) salt water solvent water solute salt 2) dish water solvent water solute dish soap 3) engine coolant solvent ethylene glycol solute wa
Skyline College - CHEM - 220
1KINETIC THEORY OF MATTER- molecules in matter are always in motion - speed of molecules is proportional to the temperatureTHE STATES OF MATTER1. Gas a) ideal gas - molecules move freely - molecules have no interactions with each other - no attraction
Skyline College - CHEM - 220
1PROPERTIES OF THE ELEMENTS AND PERIODICITY- Most chemical properties are dependent of structure of valence electrons. - Elements in a single group (column) have similar electronic structures. - Therefore elements in a single group have similar chemical
Skyline College - CHEM - 220
1THE NATURE OF LIGHT- Light is also known as electromagnetic radiation. - Light is emitted by oscillating charges. - Oscillating charges create oscillating electric and magnetic fields.+-- Light is very peculiar in that it is a particle and a wave at
Skyline College - CHEM - 220
1ENERGY AND ITS DIFFERENT FORMSWhat is Energy - good question! - capacity to do work or to supply heat - best to learn what is energy through examples Kinetic and Potential Energy Kinetic Energy - energy of movement - K.E. = mv2 m mass v velocity - exam
Skyline College - CHEM - 220
1THE GASEOUS STATEKinetic Theory of Gases an excellent model of gases 1. Gas molecules have negligible volume compared with space between molecules. - molecules are spread out 2. Gas molecules move. When they hit side of container they contribute to pre
Skyline College - ACTG - 100
Solutions to Suggested Exercises &amp; Problems in Unit 9E143. 1. 2. 3. 4. Cable T.V. Company (no gross profit; high property &amp; equipment) Accounting firm (high receivables; no gross profit) Retail jewelry store (high inventory; high gross profit) Grocery st
Skyline College - ACTG - 100
Solutions to Suggested Exercises &amp; Problems in Unit 8E131.O NA F O I F O F F O 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Depreciation and amortization Cash collections from customers Dividends paid [Change in] Inventory Payments to acquire property and equipment R
Skyline College - ACTG - 100
Solutions to Suggested Exercises &amp; Problems in Unit 7E118. Stockholders Equity Contributed capital: Preferred stock, 6%, par \$10, authorized 50,000 shares, issued and outstanding, 15,000 shares. Common stock, par \$1, authorized 200,000 shares, issued and
Skyline College - ACTG - 100
Solutions to Suggested Exercises &amp; Problems in Unit 6E81.Hasbro, Inc.Excerpts from Balance Sheet (in millions) ASSETS Current Assets Cash and cash equivalents Accounts receivable (net of allowance for doubtful accounts, \$39) Inventories Prepaid expense
Skyline College - ACTG - 100
Solutions to Suggested Exercises &amp; Problems in Unit 4E62. Sales revenue (\$1,000 + \$5,000 +\$3,000). Less: Sales returns and allowances (\$1,000 from T). Less: Sales discounts (\$5,000 collected from S x 3%). Less: Credit card discounts (\$1,000 from R x 2%).
Skyline College - ACTG - 100
Solutions to Suggested Exercises &amp; Problems in Unit 3E31.TERMF E G I D C M K J L E33. (1) Expenses (2) Gains (3) Revenue principle (4) Cash basis accounting (5) Unearned revenue (6) Operating cycle (7) Accrual basis accounting (8) Prepaid expenses (9)
Skyline College - ACTG - 100
Solutions to Suggested Exercises &amp; Problems in Unit 2E21. (1) E; (6) A; (2) F; (7) L; (3) B; (8) N; (4) O; (9) M; (5) J; (10) D.E22. Req. 1 Received (a) (b) (c) (d) (e) (f) (g) Equipment (A) Equipment (A) Cash (A) Building (A) Intangibles(A) [or Constru
Skyline College - ACTG - 100
Solutions to Suggested Exercises &amp; Problems in Unit 1E11. K G I E A D J F C L H B N M Term or Abbreviation (1) SEC (2) Audit (3) Sole proprietorship (4) Corporation (5) Accounting (6) Accounting entity (7) Audit report (8) Cost principle (9) Partnership
Stony Brook University - ARCH - 362
Long Island Terminal ArchaicAnthropology 362Prehistoric Chronology for Long Island PeriodLate Woodland Middle Woodland Early Woodland Terminal Archaic Late Archaic Middle Archaic Early Archaic Paleo-IndianDatesA.D. 1000 1500 A.D. 0 1000 700 B.C A.D.
Stony Brook University - ARCH - 362
The Peopling of Long IslandAnthropology 362Long IslandDutch TraderPrehistoric Chronology for Long Island PeriodLate Woodland Middle Woodland Early Woodland Terminal Archaic Late Archaic Middle Archaic Early Archaic Paleo-IndianDatesA.D. 1000 1500 A
Stony Brook University - ARCH - 362
Long Island Early and Middle ArchaicAnthropology 362Prehistoric Chronology for Long Island PeriodLate Woodland Middle Woodland Early Woodland Terminal Archaic Late Archaic Middle Archaic Early Archaic Paleo-IndianDatesA.D. 1000 1500 A.D. 0 1000 700 B
Stony Brook University - ARCH - 362
Lecture 3What is TechnologyTechnologyProvince of engineers practical applications often developed by trial &amp; error expand the realm of human possibility materialistMan the tool builder &amp; user Techne: Greek for skill Created implements since before we
Stony Brook University - ARCH - 362
Lecture 2 What is Science?Science is what scientists do Theory experiment mathematics (models) Observation and manipulation Biology Chemistry PhysicsTremendous growth in science Numbers of practitioners: 150,000 in 1950 2,700,000 in 2000 Number of field
Stony Brook University - ARCH - 362
Introduction to Science, Technology, and Society StudiesEST 202 David J. TonjesClass DataM-W-F 10:40-11:35 SBS S-218 (M-W) Old Chemistry 226 (F) Each student will be in either the A or B group (Fr) Names from A-Karnis are A Names from Kleigl-Z are BIn
PNCA - ACC - 12
RES342 WEEK THREE QUIZ DUE ON DAY 7 OF WEEK THREE - SEVEN QUESTIONS WITH EQUAL WEIGHT The mean weight of newborn infants at a community hospital is 6.6 pounds. A sample of seven infants is randomly selected and their weights at birth are recorded as 9.0,
Indian Institute Of Management, Ahmedabad - ME - 9421
STRUCTURE OF SOLIDS STRUCTURE Types of solids based on structure Types of solids based on bondingUNIVERSEHYPERBOLIC EUCLIDEAN SPHERICALSTRONG WEAKELECTROMAGNETICSPACEnD + tENERGYPARTICLESGRAVITYFIELDS NON-ATOMICMETAL SEMI-METALSEMI-CONDUCTOR