what we did in class today: monday jan. 7 th , 2013
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What we did in class today: Monday Jan. 7 th , 2013. EOC review entry tasks Review of EOC Topic Assessment #1 Science PACE 8 review of key scientists, terms and data. EOC Review Entry Tasks. Question. Answers. 27. 28. 27. Define work. Write the equation. What units do we use? - PowerPoint PPT PresentationTRANSCRIPT
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What we did in class today: Monday Jan. 7th, 2013
• EOC review entry tasks• Review of EOC Topic Assessment #1• Science PACE 8 review of key scientists, terms and
data
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EOC Review Entry Tasks
Question27. Define work. Write the equation. What units do we use?
28. Define power. Write the equation. What units do we use?
Answers27.
28.
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This is your PACE folder. After the next step the cover should look like mine.
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Solar Experiment
Key TermsWhat theory or law did you
use for your hypothesis? • • • • • Equations:
Key Scientists• •
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Wind1st Law of Thermodynamics
ampere
Betz limit
driveshaft
electrical current
electrical energy
energy conversion
force
generator
KELaw of Conservation of Energy
mechanical energy
newton
P= V x I
PE
power
renewable resource
rotor
turbine
volt
wind
wind speed
work
Solar1st Law of Thermodynamics
ampere
electrical circuit
electrical current
electrical energy
electromagnetic radiation
energy conversion
Generator
KE
law of conservation of energy
mechanical energy
nuclear fusion
P = V x I
PE
photovoltaic cell
radiant energy
renewable resource
solar cell
solar energy
voltage
watt
Hydro1st law of thermodynamicselectrical energyenergy conversionforcegeneratorgravityhydroelectric damhydroelectric powerKE
law of conservation of energymassmechanical energyNewton's 2nd LawP = V x IPascal's law PErenewable resourcereservoirturbinew= f x dworknewton
Geothermal1st law of thermodynamicsconductionconvectioncore, magma, crust, plateselectrical energyenergy conversionforcegeneratorgeothermal energyheathydrothermal energyhydrothermal reservoirsinsulatorKE
law of conservation of energyP = V x IPascal's law PErenewable resourcetemperaturethermal energythermometerturbinew= f x dwork
Simple Machines
force
friction
joule
law of conservation of energylever, pulley, inclined plane
machine
mechanical advantage
mechanical efficiency
power
watt
work
work input
work output
newton
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
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PACE HELP!Law of Conservation
of EnergyNewton’s 1st Law Newton’s 2nd Law Newton’s 3rd Law
Scientists
•James Prescott Joule
•James Watt
•Antoine Lavoisier
•Ampère, André Marie
•Faraday, Michael
•Volta, Alessandro
•Isaac Newton
•Galileo Galilei
•Daniel Bernoulli
•Blaise Pascal
•Archimedes of
Syracuse
•Isaac Newton
•Galileo Galilei
•Daniel Bernoulli
•Blaise Pascal
•Archimedes of
Syracuse
•Isaac Newton
•Galileo Galilei
•Daniel Bernoulli
•Blaise Pascal
•Archimedes of
Syracuse
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Law of Conservation of Energy
Newton’s 1st Law Newton’s 2nd Law Newton’s 3rd Law
Equations
Equations Potential Energy = m
x g x h (m=mass g=gravity h=height)
Kinetic Energy = ½mv2
(m=mass v=velocity)
Mechanical Energy = PE + KE
(PE= potential energy KE= kinetic energy)
Chemical Energy = ????
Density = mass/volume
Work = force x distance
Power = work/time WIND SWEPT AREA? SOLAR-INVERSE LAW
EquationsVelocity = d/t
Acceleration = Vf
-VI/time
A = F/m or F = m x a
P = m x vmomentum = mass x velocity
Δv= g x tvelocity of a falling object = g (9.8m/s2) x time
Pressure = force/areaPressure = N/m2
Density = mass/volume
EquationsVelocity = d/t
Acceleration = Vf
-VI/time
A = F/m or F = m x a
P = m x vmomentum = mass x velocity
Δv= g x tvelocity of a falling object = g (9.8m/s2) x time
Pressure = force/areaPressure = N/m2
Density = mass/volume
EquationsVelocity = d/t
Acceleration = Vf
-VI/time
A = F/m or F = m x a
P = m x vmomentum = mass x velocity
Δv= g x tvelocity of a falling object = g (9.8m/s2) x time
Pressure = force/areaPressure = N/m2
Density = mass/volume
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Trial 1 Trial 2 Trial 3 Averages0123456
Graph #1 Surface Friction Lab
SandDirtGravel
Type of Surface Material
Dist
ranc
e Tr
avel
ed (m
)
This is how the front of your folder should look after the next step.
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Draw your graph! Under your chart.
Trial 1 Trial 2 Trial 3 Averages0
1
2
3
4
5
6
Graph #1 Surface Friction Lab
SandDirtGravel
Type of Surface Material
Dist
ranc
e Tr
avel
ed (m
)
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Label your independent and dependent variables.
Trial 1 Trial 2 Trial 3 Averages0
1
2
3
4
5
6
Graph #1 Surface Friction Lab
SandDirtGravel
Type of Surface Material
Dist
ranc
e Tr
avel
ed (m
)
INDEPENDENT VARIABLE
DEP
END
ENT
VARI
ABLE
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Define the units you used for the variables.
Trial 1 Trial 2 Trial 3 Averages0
1
2
3
4
5
6
Graph #1 Surface Friction Lab
SandDirtGravel
Type of Surface Material
Dist
ranc
e Tr
avel
ed (m
)
INDEPENDENT VARIABLE
DEP
END
ENT
VARI
ABLE
Meter= distancetraveled in metric units
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Next to or underneath your graph answer the following prompt.
•Using your averages describe the outcome of your PACE experiment.
•In one or more of the trials was there a time where the data seems off or inconsistent. Circle it, or star it.
•What might have happened during that event? Explain.
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Amusement Park Energy and Motion
1. Divide your poster into 4 sections.2. Each section has one of the following topics:
• concessions • animated rides• roller coaster • park transportation
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Chemical energy
Thermal Energy
Kinetic Energy
Potential Energy
Ther
mal
Ene
rgy
betw
een
car a
nd tr
acks
Sound Energy
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Amusement Park Energy1. Draw the parts of your amusement park. Remember each section can have more than 1 object.2. Each person must label the following items in their posters.
A. Places where the following forms of energy are found. Label the place and the form of energy.
• Potential energy• Kinetic energy• Mechanical energy• Chemical energy• Thermal energy• Nuclear energy• Sound energy• Conduction • Convection• Radiation• Radio wave• Microwave• Ultra-violet wave• Infrared wave
•Visible light wave•Transverse wave•Longitudinal wave•Electromagnet•Electricity•5 Energy conversions-each must have at least 3 conversions•Non-renewable energy resource•Renewable energy resource•Recyclable energy resource