Course Descriptions & Syllabi

Course Descriptions & Syllabi

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Areas of Study | | PHYS141 syllabus




COURSE NUMBER: PHYS141
COURSE TITLE:Physical Science I
DIVISION:Sciences
IAI CODE(S): P9 900L
SEMESTER CREDIT HOURS:4
CONTACT HOURS:75
STUDENT ENGAGEMENT HOURS:180
DELIVERY MODE:In-Person

COURSE DESCRIPTION:
This course emphasizes fundamental principles in the fields of physics and chemistry, the importance of these principles, and their influence on modern life. PHYS 141 is for the non-science major. Class meets 5 hours (3 hours lecture and 2 hours lab) per week and is primarily a lecture-based course with 1 lab weekly.

PREREQUISITES:
Place into ENGL101 and MATH108.

NOTES: A lab is required for this course. Some sections will require a separate lab, while other sections will include the lab.


STUDENT LEARNING OUTCOMES:
Upon completion of this course, students will be able to:
  • Make measurements using proper measuring techniques in lab and make conversions in the metric system
  • Create, read and interpret information in graphical form
  • Identify, compare, and correctly use, definitions of scientific terms in classroom discussions
  • Use proper formula, unit notation and symbolic notation to solve given problems
Physics:
  • Describe, compare and discuss kinematic terms including displacement, speed, velocity and acceleration
  • Restate Newton's three laws and discuss their application
  • Discuss and compare laws of conservation that include mass, momentum and energy
  • Describe, compare and discuss work and energy, power, forms of energy
  • Use kinematic equations to solve mathematical problems involving motion, forces, momentum, energy and power
  • Describe and discuss the wave motion of sound and light, the spectrum, Doppler shift
  • Describe, compare and discuss terms in electricity and magnetism
  • Use Ohm’s law, resistance equivalence and power formula to solve mathematical problems dealing with electricity
  • Compare heat and temperature, compare and explain phases of matter
  • Describe and compare causes of radioactivity and relate to composition of the nucleus
  • Describe, compare and discuss historical models of the atom
Chemistry:
  • Describe, compare and discuss the families and periods of the periodic table
  • Explain, compare and discuss terms relating to chemistry such as electron, proton, element, compound, etc.
  • List major elements and their symbols; name compounds from formulas
  • Balance chemical equations
  • Calculate weight percentage
  • Compare acids and bases; define the pH scale
  • Compare and discuss metals and non-metals
  • Describe electron structure, valence shells, and how these relate to the structure of the Periodic Table
Weekly Lecture Outline:
  • Week 1
    • Introduction to Motion - Define displacement, velocity and acceleration. Introduce SI units and prefixes. Use dimensional analysis to convert units. Use kinematic equations to solve problems.
  • Week 2
    • Introduction to forces - includes discussions of Newton’s 3 laws of motion, relevant units as well as problem solving with Newton’s 2nd law and kinematic equations.
  • Week 3
    • Forces - includes discussion and problem solving iwth Newton’s universal law of gravitation and centripetal force.
  • Week 4
    • Momentum - define and discuss linear and angular momentum. Problem solving centers on the conservation of momentum.
  • Week 5
    • ntroduction to Energy - Define and discuss work, kinetic energy, potential energy, conservation of energy and power. Solve problems using formula for kinetic energy, gravitational potential energy, power and the conservation of energy.
    • Exam 1
  • Week 6
    • Thermodynamics - Define and discuss heat, temperature, movement of heat and the phases of matter. Problem solving centers on converting between Celsius, Fahrenheit and Kelvin scales, and the mathematical expression of the ideal gas law.
  • Week 7
    • Waves - Define and discuss vocabulary relating to periodic waves such as frequency, wavelength, amplitude, Doppler effect, standing waves, etc. Discuss how these concepts apply to sound.
    • Exam 2
  • Week 8
    • Electromagnetic waves - Concepts of frequency, wavelength and wave speed are used in discussions about the EM spectrum, color reflection and refraction and polarization.
  • Week 9
    • Electricity - Define and discuss electric fields, voltage, current, resistance and Ohm’ law. Problems center on using formulas for power and Ohm’s law.
  • Week 10
    • Circuits - Derive and discuss properties of series and parallel circuits. Calculate equivalent resistance of series and parallel circuits. Define terms for magnetism and discuss electromagnetic induction.
    • Exam 3
  • Week 11
    • Atoms - Discuss historical theories of the structure of the atom culminating with Bohr’s model of the atom. Discuss energy levels of the electron and spectral lines produced by Hydrogen. Define atomic number, atomic weight and find on the periodic table
    • Exam 4
  • Week 12
    • Nuclear reactions - Discuss isotopes, radioactivity and nuclear energy. Classification of Matter - discuss vocabulary describing matter including elements, compound mixtures, metals, etc.
  • Week 13
    • Periodic Table - Discussion involves valence electrons, families of elements, covalent and ionic bonding. Examine how position on the periodic table predicts the type of bond formed between elements.
  • Week 14
    • Chemical reations - discussions center on types of reations, chemical formula, naming compounds and balancing chemical equations.
  • Week 15
    • Acids and Bases - Discuss pH, formation of acids and bases, acid base reaction.
  • Week 16
    • Exam 5
    • Review for final exam
Lab Schedule:
Week 1
Activity Title Description Outcome/Skills Delivery Time
Measuring Density Students will be introduced to making measurements with meter sticks, balances and graduated cylinders and use these measurements to calculate the densities of metal cylinders. After completing this lab students will be able to make length measurements using a meter stick, mass measurements using a laboratory balance and volume measurements using a graduated cylinder Hands on 2 hrs
Total Lab contact hours: 2

Week 2
Activity Title Description Outcome/Skills Delivery Time
Measuring constant and accelerated motion Students will use a spark timer to collect distance and time data for uniform speed and then accelerated motion. Excel will be used to graph the data as distance vs time and then as velocity vs time graphs. Graphs will then be analyzed to determine speed and acceleration. After completing this lab students will be able to construct a graph using Excel, identify velocity on a position vs time graph, identify acceleration on a velocity vs time graph. Hands on 2 hrs
Total Lab contact hours: 2 hrs

Week 3
Activity Title Description Outcome/Skills Delivery Time
Investigating F=ma Students will use a spark timer to collect distance and time data for several trials of a cart accelerated by varying masses. Then data will be collected for several trials of a cart of varying mass to be accelerated by a constant force. Excell will be used to create velocity vs time graphs. The relationship between accelerating force, accelerated mass and acceleration will be analyzed. After completing this lab students will be able to assess the relationship between an objects acceleration, the mass of the object and the force acting on that object Hands on 2 hrs
Total Lab contact hours: 2 hrs

Week 4
Activity Title Description Outcome/Skills Delivery Time
Centripetal Force Students will measure the distance from a stopper moving in circular path to the center of rotation, and measure the time required to make one full rotation. Students will then calculate the centripetal force acting on the stopper. This calculation will be compared to the known force acting on the stopper. After completing this lab students will be able to compare two measurements of the same force. Hands on 2 hrs
Total Lab contact hours: 2

Week 5
Activity Title Description Outcome/Skills Delivery Time
Conservation of Energy Students will measure the initial height and the final speed of a marble rolled down an inclined plane. Several trials will be performed. Values for kinetic and potential energy will be calculated. Rotational energy will be introduced and calculated finally. After performing this lab students will be able to compare and contrast the initial potential energy with the kinetic and rotational energy of the rolling marble. Hands on 2 hrs
Total Lab contact hours: 2

Week 6
Activity Title Description Outcome/Skills Delivery Time
Ideal gas law Students will crush a can with air pressure to demonstrate the relationship between temperature and pressure, then students will take measurements of cold and hot water baths using an alcohol thermometer and a constant volume thermometer. The resulting data will be plotted on a Pressure vs Temperature graph in Excel and the results extrapolated to determine absolute zero. After completing this lab students will be able to predict the temperature in degrees celsius and compare that value with the accepted value. Hands on 2 hrs
Total Lab contact hours: 2

Week 7
Activity Title Description Outcome/Skills Delivery Time
Resonance A vibrating tuning fork is held above a tube partially filled with water. As the water level changes, periods of resonance can be heard. Heights of the column of air in the tube above the water are measured. After several trials with varying heights of air columns are measured the wavelength of the sound wave is calculated. After completing this lab, students will be able to explain the relationship between the resonating chamber and the length of the sound wave. Hands on 2 hrs
Total Lab contact hours: 2

Week 8
Activity Title Description Outcome/Skills Delivery Time
Image formation of a spherical mirror Ray diagrams of a spherical mirror of known focal length are constructed with different object distances. Image distances are measured on the diagram.

A spherical mirror of the same focal length as the diagrams is then placed on an optic rail. Object and image distances are obtained that correspond to diagrams and results compared.
After students have completed this lab they will be able to explain how a model (the diagram) is used to predict a result (the optic rail).

Students will also be able to explain the formation of real and virtual images.
Hands on 2 hrs
Total Lab contact hours: 2

Week 9
Activity Title Description Outcome/Skills Delivery Time
Image formation of a convex lens Ray diagrams of a convex lens of known focal length are constructed with different object distances. Image distances are measured on the diagram.

A convex lens of the same focal length as the diagrams is then placed on an optic rail. Object and image distances are obtained that correspond to diagrams and results compared.
After students have completed this lab they will be able to explain how a model (the diagram) is used to predict a result (the optic rail).

Students will also be able to explain the formation of real and virtual images.
Hands on 2 hrs
Total Lab contact hours: 2

Week 10
Activity Title Description Outcome/Skills Delivery Time
Ohm’s Law Students will diagram and build a simple resistive circuit with an adjustable voltage. Measurements of voltage and current through the circuit are recorded for several voltages. A Voltage vs Current graph of the data is constructed in Excel. The resistance of the circuit is determined by the slope of the trend line. After completing this lab students will be able to identify the resistance of a circuit by reading a Voltage vs Current graph. Hands on 2 hrs
Total Lab contact hours: 2

Week 11
Activity Title Description Outcome/Skills Delivery Time
Measuring wavelength of spectral lines Students will measure the wavelengths of light produced by fluorescent light sources using a diffraction grating and meter sticks. Measurements will be compared to known values. After completing this lab, students will be able to discuss the formation of known spectral lines for an element such as hydrogen. Hands on 2 hrs
Total Lab contact hours: 2

Week 12
Activity Title Description Outcome/Skills Delivery Time
Radioactive dice 6 sided dice are rolled and all the dice of a preselected number are removed. The number of dice remaining is recorded for that roll. The process is then repeated until no dice are remaining.

This entire process is repeated for 10 sided dice.

Graphs of dice vs roll are prepared by hand and the results compared to the graph given by the mathematical model.
After completing this lab, students will be able to explain the random nature of radioactive decay and its relationship to the half-life of a radioactive substance. Simulation 2 hrs
Total Lab contact hours: 2

Week 13
Activity Title Description Outcome/Skills Delivery Time
Periodic Table properties A partially complete periodic table with physical characteristics such as density, melting point, etc. is presented to the students. Predictions are made as to the physical characteristics of the missing elements based on the periodic nature of the characteristics After completing this lab, students will be able to explain the family nature of columns on the periodic table. Hands on 2 hrs
Total Lab contact hours: 2

Week 14
Activity Title Description Outcome/Skills Delivery Time
Replacement reactions Students will mix ionic solutions and observe. Observations are recorded and compared to predictions. After completing this lab, students will be able to identify an unknown solution by the reactions with known solutions Hands on 2 hrs
Total Lab contact hours: 2

Week 15
Activity Title Description Outcome/Skills Delivery Time
Acid/Base Common household substances are tested with acid base indicators and results classified as an acid or a base. After completing this lab, students will be able to classify a substance as acid or base by using an indicator. Hands on 2 hrs
Total Lab contact hours: 2

Week 16
Activity Title Description Outcome/Skills Delivery Time
      Hands on 2 hrs
Total Lab contact hours: 2


TOPICAL OUTLINE:
  • Measurement
    • the metric system
    • accuracy
    • powers of l0
    • scientific notation
    • mass and weight
  • Velocity and acceleration
    • gravity
    • projectiles
    • trajectories
    • density
  • Force and Motion
    • Newton's Laws
    • Momentum
    • Galileo's inclined plane
  • Work and Energy
    • forms of energy
    • conservation of energy
  • Wave motion
    • light and sound
    • the Doppler effect and its uses
    • lenses and optical instruments
    • the spectra of light
    • wavelength and energy
  • Wave effects
    • the refraction and reflection of light
    • polarization
    • ray diagrams
  • Electricity and Magnetism
    • definitions of voltage
    • current and resistance
    • Ohm's Law
    • power
    • magnetism
    • typical circuits
  • Temperature and heat temperature scales
    • the gas laws
    • the Joule's experiment
  • Atomic physics
    • the Rutherford and The Bohr Atom
    • energy levels
    • spectra
    • lasers
  • Nuclear Physics and its History
    • cause and effect of radioactivity
    • the nucleus of an atom
    • Radioactive dating
    • nuclear reactions and energy
    • the Rutherford alpha-scattering experiment
  • The Periodic Table
    • structure of atoms and relation to periodic table
    • elements and compounds
    • families of elements
  • Compounds, Molecules and Ions
    • formation of compounds
    • ionic and covalent bonding
    • names of compounds
    • organic compounds
  • Chemical laws
    • atomic and molecular weights
  • Chemical reactions
    • chemical equations
    • balancing; acids
    • bases
    • pH
Labs:
  1. Measuring Constant and Accelerated Motion
    • Students will measure constant and accelerated motion using a momentum cart, mass hanger, and spark timer
    • Results will be graphed using excel
  2. Measuring Acceleration of an Object with Constant Force
    • Students will measure the acceleration of a cart acted upon by a constant force
    • The force and mass of accelerated objects will vary
  3. Centripetal Force Lab
    • Students will compare a calculated value of centripetal force against a known value of that force
  4. Ideal Gas Laws
    • Students will determine value of absolute zero using a constant volume thermometer and show pressure volume relationship with syringe/pressure meter apparatus
    • Results graphed in excel
  5. Reflection/Refraction
    • Students will verify the law of reflection and demonstrate Snells Law
  6. Ohms Law
    • Students will verify the relationship between voltage, current and resistance using simple resistive circuits and analog meters
  7. Oleic Acid Lab
    • Students will obtain an order of magnitude measurement of the size of one molecule of oleic acid
  8. Acid/Base Indicators
    • Students will use indicators to determine the acidity of a substance

TEXTBOOK / SPECIAL MATERIALS:

An Introduction to Physical Science. Shipman, Wilson, Higgins, Torres; Cengage, 2016.

See bookstore website for current book(s) at https://www.dacc.edu/bookstore

EVALUATION:
Upon completion a student should demonstrate 60% efficiency on tests, quizzes, laboratory work, paper and final exam of the following objectives:
Quizzes
Lab reports
Hourly exams
Comprehensive final exam
Research paper
10%
10%
40%
20%
20%
Determination of grade is based on the following:
A- 90%-100%
B- 80-89%
C- 70-79%
D- 60-69%

BIBLIOGRAPHY:

STUDENT CONDUCT CODE:
Membership in the DACC community brings both rights and responsibility. As a student at DACC, you are expected to exhibit conduct compatible with the educational mission of the College. Academic dishonesty, including but not limited to, cheating and plagiarism, is not tolerated. A DACC student is also required to abide by the acceptable use policies of copyright and peer-to-peer file sharing. It is the student’s responsibility to become familiar with and adhere to the Student Code of Conduct as contained in the DACC Student Handbook. The Student Handbook is available in the Information Office in Vermilion Hall and online at: https://www.dacc.edu/student-handbook

DISABILITY SERVICES:
Any student who feels s/he may need an accommodation based on the impact of a disability should contact the Testing & Academic Services Center at 217-443-8708 (TTY 217-443-8701) or stop by Cannon Hall Room 103. Please speak with your instructor privately to discuss your specific accommodation needs in this course.

REVISION:
Fall 2019

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