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Physical Science
EOCT Prep Session
       Presented by
   Mrs. Tameka Weeks &
   Mrs. Heather Harrison



            Remember to save the slides as
            a PDF document if you would
            like a copy of the presentation
            and you can also take notes!
Be Proactive
  – Take responsibility for preparing!




Test Dates-Road Trip!
  – Given “in person” not online
  – December 10-12 for Block Courses and
    special circumstances (students transferring in that
    need EOCTs, students who missed testing last year, etc)
  – First Half of May for Main
    Administration in year long courses
Physical Science EOCT Preparation!
• What are EOCTs?
• End of Course Tests
• Required state tests for high school students given by certified teachers
  throughout the state (locations/times sent thru kmail).
• Write those dates down when you get them and be ready to travel to one
  of the many test sites set up across the state on those days.
• Required for Graduation- They are much like the graduation test that is
  being phased out in Georgia. You must pass one EOCT in each content
  area (Math, Science, English, Social Studies) at some point in your high
  school experience in order to graduate.
• They count 15%, 20%, or 25% of your overall grade for the course. So if
  you are passing with a 70 but fail the EOCT you could fail the whole class
  so pad your grade if you are worried about taking tests to make sure that
  does not happen. EOCTs can be retaken for the graduation requirement
  but only your original test will count toward the 20%. If you miss an EOCT
  then you do not get credit for the course until you take the EOCT and
  there will not be an opportunity to do that until the next test
  administration (December or May).
• The tests cover everything from all year in that content area. Teachers do
  not make or get to see EOCTs so all related info is fair game!
It is like free help that is not cheating!
• Don’t forget!
• For the physical science test you may use…
• The formula sheet in the test booklet, there is
  one in your sample test, get familiar with it!
• The Periodic Table that is inside your test book!
• Calculator-
  – You must bring your own, you will want it for
    Physical Science AND Math EOCTs!
How to Prepare:
• As you know this test is state required and is comprehensive. To prepare
  for this test, beyond doing well in course work, we are recommending
  students take advantage of as many resources as possible. Some
  possibilities for study include the close review of a COACH study guide,
  Study Island, and the GaDOE Studyguide…
         …and Special Live Class Connect Sessions (more info on this)
• Study Island- www.studyisland.com once you have taken a pretest,
  everything else in that content area will open!
• Coach Guides
   – To assist you in preparing for the EOCTs, you can obtain a copy of the COACH
     study guide offered through Triumph Learning. The cost of the study guide is
     $19.99 + shipping /handling and tax. You may also request a teacher’s copy
     that contains the answers for the student guide at a reduced rate. The guide
     should arrive at your home within 3-5 business days. To order call 1-800-221-
     9372 8 a.m. – 6 p.m. (Eastern Time), Monday through Friday or visit their
     website http://www.testprep.com/c/@CvKVHimy4rLwU/Pages/orderinginfo.web?nocache@304034
• Ga DOE Study guide- I will File Transfer DOE Resources
   – Sample Physical Science EOCT
   – Answer Key to Sample Test
   – Physical Science EOCT Studyguide
• Web Resources…
Physical Science
• Valdosta High School (I went to college at VSU) has
  a great physical science EOCT review website:
•   http://physicalscienceatvhs.pbworks.com/w/page/27748618/FrontPage
• Perry High School also has a great Physical Science
  EOCT prep page with ppts:
•   http://www.hcbe.net/schools/perry-high-school/science/lledger/physical-science-eoct-
    review.aspx

• File Transfered DOE Resources
     – Sample Physical Science EOCT
     – Answer Key to Sample Test
     – Physical Science EOCT Studyguide

• Let’s take a look at the Physical Science EOCT Studyguide!
Physics Review
King Henry Drank Brown Delicious Chocolate Milk
States of Energy

• The most common energy
  conversion is the conversion
  between potential and
  kinetic energy.
• All forms of energy can be in
  either of two states:
  – Potential - stored
  – Kinetic - motion
Energy
   Law of Conservation of Energy – energy cannot be
    created or destroyed
   Energy can be defined as the ability to do work.
• Because of the direct connection between
  energy and work, energy is measured in the
  same unit as work: joules (J).
• In addition to using energy to do work, objects
  gain energy because work is being done on
  them.
Types of Energy
Type of Energy       Example of Energy

thermal              fire, friction

sound                thunder, doorbell

electromagnetic      sunlight, microwave, uv rays, x-rays


chemical (potential) battery, wood, match, coal, gas

electrical           lightning, generator

mechanical           gasoline engine, windmill, simple machines

nuclear              radioactive elements, sun, stars
Energy conversions
• All forms of energy can be
  converted into other
  forms.
Heat Transfer
           • Convection
                movement of gas or
                liquid particles spreads
                heat
           • Conduction
                heat is transferred by
                particles touching
           • Radiation
                heat is transferred in
                matter or space by
                means of
                electromagnetic waves
Nuclear Energy
• Fission                • Fusion
• the splitting of the   • light nuclei fuse or
  atomic nucleus           combine
• Examples: nuclear
  power plant
Simple machines
Mechanical Advantage
• Mechanical Advantage-the
  number of times a machine
  multiplies an effort force




                          Mechanical Advantage formulas:
Force
• A push or pull

• Measured in Newtons

• An object at rest and an
  object moving at a constant
  velocity is being acted upon
  by a net force of zero

• The net force is zero when
  the forces are equal and
  opposite
Gravity
     Gravity depends on Distance and Mass…
                                     • 2. Which exerts more gravity
                                       - the Earth or the moon?
• 1. Who experiences more
  gravity - the politician or
  the astronaut?
Mass vs. Weight

 Mass—the amount of
  matter in an object

 Weight—the force on
  a body due to the
  gravitational
  attraction of another
  body

 Weight changes
  based on location.
 Mass NEVER changes.
Newton’s 1st Law of Motion
• An object in motion will
  stay in motion and an
  object at rest will stay at
  rest unless acted upon by
  an unbalanced force
• Law of Inertia—why we
  wear seat belts.
Newton’s 2nd & 3rd Laws of Motion
• F = ma




• For every action there is an
• equal and opposite reaction
Acceleration due to Gravity

• On Earth, all objects fall
  with a constant acceleration
  of 9.80 m/s2 in the absence
  of air resistance.

• In other words, a falling object’s
  velocity increases by 9.8 m/s
  each second it falls!
Displacement, Velocity & Acceleration
• Displacement vs. distance - displacement has
  a direction (as a crow flies)

• Velocity vs. speed – velocity has a direction

• Velocity = displacement
                 time

• Acceleration - rate at which velocity changes

• Acceleration = final velocity – initial velocity
                              time
Waves
A disturbance that transmits energy
 through a medium or space
Wave Properties

  Wavelength - the distance between peak to peak , shorter
   wavelengths = higher frequency
  Amplitude- the maximum displacement
  Amplitude is related to intensity, higher the amplitude the higher the
   intensity (energy). For sound it means greater volume.
• Frequency- The number of events (waves, vibrations, oscillations)
  that pass a point in a given amount of time, usually a second
• High frequency (short wavelength)

• Low frequency (long wave-length)
• Frequency is related to pitch, the higher the frequency the higher the
  pitch
Types of waves
• Transverse - particles of the
  medium move perpendicular to
  the direction of the wave
  example –Light/Electromagnetic-
  DO NOT REQUIRE MEDIUM

• Longitudinal (aka compressional)-
  particles move parallel to the
  direction of the wave example –
  sound- DO REQUIRE A MEDIUM

• Surface - particles move in
  circular motion - longitudinal and
  transverse examples-Seismic and
  water waves
Behaviors of Waves
• Reflection—wave
  bounces off barrier


• Refraction—wave
  changes direction as it
  moves from one medium
  to another


• Diffraction—the bending
  of a wave around a barrier
Interference
• Constructive occurs when
  two waves disturb the medium
  in the same way. The
  disturbance is larger than the
  disturbance of either wave
  separately

• Destructive is canceling
  interference that occurs when
  two waves disturb the medium
  in opposite ways. The
  disturbance is smaller than the
  disturbance of either wave
  separately
Doppler Effect
• As a sound source moves toward a listener, the
  pitch seems to increase
• As the sound source moves away from the
  listener, the pitch seems to decrease
Magnetic field

        Magnetic field is
           strongest where the
           lines are closest
           together
        If you break the
           magnet, north and
           south poles will
           reform on each piece
Electrical charges
• Charged particles exert forces on each other
• Like repels, opposites attract
• The greater the distance between the charges
  the smaller the force
• Flow of electrons= electricity
Static electricity
 Static electricity is
  the charge that
  stays on an object
  – does not move
 It can be positive
  or negative
 It can be
  generated by
  rubbing two
  objects together
  (friction) and
  removing “loose”
Electrical charge generation
 Induction - charge can be
  generated by bringing a charged
  object close to another one (aka
  Charging by Induction)




 Conduction – charge can be
  generated by touching a charged
  object to another object (aka
  Charging by Contact)
Current (I) – flow rate (amperes)
Ohm’s Law   Resistance (R) – drag (ohms)
            Voltage (V) – force or pressure (volts)
Series circuit
 Series Circuit: the components are lined up
  along one path. If the circuit is broken, all
  components turn off.




                    R = R1 + R2 + R3 + R4
Parallel Circuits
 Parallel Circuit – there are several branching
  paths to the components. If the circuit is
  broken at any one branch, only the
  components on that branch will turn off.




                  1/R = 1/R1 + 1/R2 + 1/R3
Relate magnetism and electricity
• Electromagnet - Magnets can be created by
  wrapping a wire around an iron core and
  passing current through it
• Electromagnetic induction - Create an electric
  current by moving a magnet through a coil of
  wire ( generator)
To increase the strength of an
electromagnet
• Increase the number of coils
• Increase the number of batteries
What ‘s the difference between a
          Motor and a Generator?
• Generator – converts mechanical
  energy to electrical energy
  example – water turns a turbine,
  spins a magnet inside a coil to
  generate electricity
• Motor - converts electrical energy
  into mechanical energy example –
  electricity from your car battery
  turns a motor which drives your
  wiper blades back and forth
We are going to take a quick break before we go into the
 Chemistry part of Physical Science. When the timer runs
out, we will come back for the second half of our session 




                                 GCA: Working to provide an exemplary individualized and
                                 engaging educational experience for all students

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Eoct physics review

  • 1. Physical Science EOCT Prep Session Presented by Mrs. Tameka Weeks & Mrs. Heather Harrison Remember to save the slides as a PDF document if you would like a copy of the presentation and you can also take notes!
  • 2. Be Proactive – Take responsibility for preparing! Test Dates-Road Trip! – Given “in person” not online – December 10-12 for Block Courses and special circumstances (students transferring in that need EOCTs, students who missed testing last year, etc) – First Half of May for Main Administration in year long courses
  • 3. Physical Science EOCT Preparation! • What are EOCTs? • End of Course Tests • Required state tests for high school students given by certified teachers throughout the state (locations/times sent thru kmail). • Write those dates down when you get them and be ready to travel to one of the many test sites set up across the state on those days. • Required for Graduation- They are much like the graduation test that is being phased out in Georgia. You must pass one EOCT in each content area (Math, Science, English, Social Studies) at some point in your high school experience in order to graduate. • They count 15%, 20%, or 25% of your overall grade for the course. So if you are passing with a 70 but fail the EOCT you could fail the whole class so pad your grade if you are worried about taking tests to make sure that does not happen. EOCTs can be retaken for the graduation requirement but only your original test will count toward the 20%. If you miss an EOCT then you do not get credit for the course until you take the EOCT and there will not be an opportunity to do that until the next test administration (December or May). • The tests cover everything from all year in that content area. Teachers do not make or get to see EOCTs so all related info is fair game!
  • 4. It is like free help that is not cheating! • Don’t forget! • For the physical science test you may use… • The formula sheet in the test booklet, there is one in your sample test, get familiar with it! • The Periodic Table that is inside your test book! • Calculator- – You must bring your own, you will want it for Physical Science AND Math EOCTs!
  • 5.
  • 6.
  • 7. How to Prepare: • As you know this test is state required and is comprehensive. To prepare for this test, beyond doing well in course work, we are recommending students take advantage of as many resources as possible. Some possibilities for study include the close review of a COACH study guide, Study Island, and the GaDOE Studyguide… …and Special Live Class Connect Sessions (more info on this) • Study Island- www.studyisland.com once you have taken a pretest, everything else in that content area will open! • Coach Guides – To assist you in preparing for the EOCTs, you can obtain a copy of the COACH study guide offered through Triumph Learning. The cost of the study guide is $19.99 + shipping /handling and tax. You may also request a teacher’s copy that contains the answers for the student guide at a reduced rate. The guide should arrive at your home within 3-5 business days. To order call 1-800-221- 9372 8 a.m. – 6 p.m. (Eastern Time), Monday through Friday or visit their website http://www.testprep.com/c/@CvKVHimy4rLwU/Pages/orderinginfo.web?nocache@304034 • Ga DOE Study guide- I will File Transfer DOE Resources – Sample Physical Science EOCT – Answer Key to Sample Test – Physical Science EOCT Studyguide • Web Resources…
  • 8. Physical Science • Valdosta High School (I went to college at VSU) has a great physical science EOCT review website: • http://physicalscienceatvhs.pbworks.com/w/page/27748618/FrontPage • Perry High School also has a great Physical Science EOCT prep page with ppts: • http://www.hcbe.net/schools/perry-high-school/science/lledger/physical-science-eoct- review.aspx • File Transfered DOE Resources – Sample Physical Science EOCT – Answer Key to Sample Test – Physical Science EOCT Studyguide • Let’s take a look at the Physical Science EOCT Studyguide!
  • 10. King Henry Drank Brown Delicious Chocolate Milk
  • 11.
  • 12. States of Energy • The most common energy conversion is the conversion between potential and kinetic energy. • All forms of energy can be in either of two states: – Potential - stored – Kinetic - motion
  • 13. Energy  Law of Conservation of Energy – energy cannot be created or destroyed  Energy can be defined as the ability to do work. • Because of the direct connection between energy and work, energy is measured in the same unit as work: joules (J). • In addition to using energy to do work, objects gain energy because work is being done on them.
  • 14. Types of Energy Type of Energy Example of Energy thermal fire, friction sound thunder, doorbell electromagnetic sunlight, microwave, uv rays, x-rays chemical (potential) battery, wood, match, coal, gas electrical lightning, generator mechanical gasoline engine, windmill, simple machines nuclear radioactive elements, sun, stars
  • 15. Energy conversions • All forms of energy can be converted into other forms.
  • 16.
  • 17. Heat Transfer • Convection movement of gas or liquid particles spreads heat • Conduction heat is transferred by particles touching • Radiation heat is transferred in matter or space by means of electromagnetic waves
  • 18. Nuclear Energy • Fission • Fusion • the splitting of the • light nuclei fuse or atomic nucleus combine • Examples: nuclear power plant
  • 20. Mechanical Advantage • Mechanical Advantage-the number of times a machine multiplies an effort force Mechanical Advantage formulas:
  • 21. Force • A push or pull • Measured in Newtons • An object at rest and an object moving at a constant velocity is being acted upon by a net force of zero • The net force is zero when the forces are equal and opposite
  • 22.
  • 23. Gravity Gravity depends on Distance and Mass… • 2. Which exerts more gravity - the Earth or the moon? • 1. Who experiences more gravity - the politician or the astronaut?
  • 24. Mass vs. Weight  Mass—the amount of matter in an object  Weight—the force on a body due to the gravitational attraction of another body  Weight changes based on location.  Mass NEVER changes.
  • 25.
  • 26. Newton’s 1st Law of Motion • An object in motion will stay in motion and an object at rest will stay at rest unless acted upon by an unbalanced force • Law of Inertia—why we wear seat belts.
  • 27. Newton’s 2nd & 3rd Laws of Motion • F = ma • For every action there is an • equal and opposite reaction
  • 28. Acceleration due to Gravity • On Earth, all objects fall with a constant acceleration of 9.80 m/s2 in the absence of air resistance. • In other words, a falling object’s velocity increases by 9.8 m/s each second it falls!
  • 29. Displacement, Velocity & Acceleration • Displacement vs. distance - displacement has a direction (as a crow flies) • Velocity vs. speed – velocity has a direction • Velocity = displacement time • Acceleration - rate at which velocity changes • Acceleration = final velocity – initial velocity time
  • 30.
  • 31. Waves A disturbance that transmits energy through a medium or space
  • 32. Wave Properties  Wavelength - the distance between peak to peak , shorter wavelengths = higher frequency  Amplitude- the maximum displacement  Amplitude is related to intensity, higher the amplitude the higher the intensity (energy). For sound it means greater volume. • Frequency- The number of events (waves, vibrations, oscillations) that pass a point in a given amount of time, usually a second • High frequency (short wavelength) • Low frequency (long wave-length) • Frequency is related to pitch, the higher the frequency the higher the pitch
  • 33. Types of waves • Transverse - particles of the medium move perpendicular to the direction of the wave example –Light/Electromagnetic- DO NOT REQUIRE MEDIUM • Longitudinal (aka compressional)- particles move parallel to the direction of the wave example – sound- DO REQUIRE A MEDIUM • Surface - particles move in circular motion - longitudinal and transverse examples-Seismic and water waves
  • 34.
  • 35. Behaviors of Waves • Reflection—wave bounces off barrier • Refraction—wave changes direction as it moves from one medium to another • Diffraction—the bending of a wave around a barrier
  • 36. Interference • Constructive occurs when two waves disturb the medium in the same way. The disturbance is larger than the disturbance of either wave separately • Destructive is canceling interference that occurs when two waves disturb the medium in opposite ways. The disturbance is smaller than the disturbance of either wave separately
  • 37. Doppler Effect • As a sound source moves toward a listener, the pitch seems to increase • As the sound source moves away from the listener, the pitch seems to decrease
  • 38. Magnetic field Magnetic field is strongest where the lines are closest together If you break the magnet, north and south poles will reform on each piece
  • 39. Electrical charges • Charged particles exert forces on each other • Like repels, opposites attract • The greater the distance between the charges the smaller the force • Flow of electrons= electricity
  • 40. Static electricity  Static electricity is the charge that stays on an object – does not move  It can be positive or negative  It can be generated by rubbing two objects together (friction) and removing “loose”
  • 41. Electrical charge generation  Induction - charge can be generated by bringing a charged object close to another one (aka Charging by Induction)  Conduction – charge can be generated by touching a charged object to another object (aka Charging by Contact)
  • 42. Current (I) – flow rate (amperes) Ohm’s Law Resistance (R) – drag (ohms) Voltage (V) – force or pressure (volts)
  • 43. Series circuit  Series Circuit: the components are lined up along one path. If the circuit is broken, all components turn off. R = R1 + R2 + R3 + R4
  • 44. Parallel Circuits  Parallel Circuit – there are several branching paths to the components. If the circuit is broken at any one branch, only the components on that branch will turn off. 1/R = 1/R1 + 1/R2 + 1/R3
  • 45. Relate magnetism and electricity • Electromagnet - Magnets can be created by wrapping a wire around an iron core and passing current through it • Electromagnetic induction - Create an electric current by moving a magnet through a coil of wire ( generator) To increase the strength of an electromagnet • Increase the number of coils • Increase the number of batteries
  • 46. What ‘s the difference between a Motor and a Generator? • Generator – converts mechanical energy to electrical energy example – water turns a turbine, spins a magnet inside a coil to generate electricity • Motor - converts electrical energy into mechanical energy example – electricity from your car battery turns a motor which drives your wiper blades back and forth
  • 47. We are going to take a quick break before we go into the Chemistry part of Physical Science. When the timer runs out, we will come back for the second half of our session  GCA: Working to provide an exemplary individualized and engaging educational experience for all students