8.01. Determine arc length, angular velocity, and angular acceleration.

Transcription

1 8.01. Determine arc length, angular velocity, and angular acceleration Demonstrate conceptual knowledge of angular momentum and how it is affected by changing rotational velocity and moment of inertia Demonstrate conceptual knowledge of moment of inertia and how it is affected by changing mass distribution Determine whether momentum would be conserved for a given situation based on criteria for conservation of momentum Give examples of conservation of angular momentum for real life situations Give explanation of torque in own words after doing balance-thetorques lab as an inquiry introduction Locate center of mass of an object, showing force acting via freebody diagram Determine whether an object will tip over based on locations of axis of rotation and center of mass Calculate torque, include situations where force is not perpendicular to radius 8.10 Calculate missing torque needed to establish equilibrium

2 301. I can identify momentum as the product of mass times velocity I can analyze the momentum of a system of objects in one dimension Calculate momentum of individual objects as well as of a system of objects 9.03.Use conservation of momentum to solve various problems 9.04.Recognize conditions of validity for conservation of momentum (no external forces acting on the system) 9.05.Calculate impulse 9.06.Use impulse-momentum relation to solve problems 9.07.Apply conservation of momentum in two-dimensional problems for simple problems, even if only conceptual 9.08.Analyze various real-life applications of momentum & impulse 9.09 I can explain what impulse is and its relationship with change in momentum

3 403. I can identify kinetic energy as a function of velocity I can calculate kinetic energy I can identify an isolated system and analyze it I can identify that energy is transferred between different forms I can solve problems using conservation of mechanical energy I can apply the mathematical definition of work as the product of Force and displacement I can identify situations of net positive work, negative work, zero work I can identify work as a change in energy I can calculate power I can state and/or recognize conditions of validity for conservation of mechanical energy of a system (must know definition of a closed system) I can state SI units for work, energy, spring constant, and power I can calculate answers for hypothetical energy scenarios using the idea of proportionality. (e.g., if you double the velocity, what happens to the energy, etc) I can calculate the mechanical advantage of a simple system I can calculate the ideal mechanical advantage of a simple system I can calculate the efficiency of a simple system.

4 402. I can identify potential energy as a function of position I can identify kinetic energy as a function of velocity I can calculate gravitational potential energy* and kinetic energy I can identify an isolated system and analyze it I can identify that energy is transferred between different forms I can solve problems using conservation of mechanical energy I can apply the mathematical definition of work as the product of Force and displacement I can identify situations of net positive work, negative work, zero work I can identify work as a change in energy.

5 402. I can identify potential energy as a function of position I can identify kinetic energy as a function of velocity I can calculate gravitational potential energy* and kinetic energy I can identify an isolated system and analyze it I can identify that energy is transferred between different forms I can solve problems using conservation of mechanical energy I can apply the mathematical definition of work as the product of Force and displacement I can identify situations of net positive work, negative work, zero work I can identify work as a change in energy Calculate power Apply conservation of energy to various problems, taking non-conservative forces into account State and/or recognize conditions of validity for conservation of mechanical energy of a system (must know definition of a closed system) State SI units for work, energy, spring constant, and power Calculate answers for hypothetical energy scenarios using the idea of proportionality. (e.g., if you double the velocity, what happens to the energy, etc)

6 ROE 801: I can distinguish between transverse or longitudinal waves. ROE 803: I can identify: wavelength, amplitude, crest, trough, and period, given a visual representation. ROE 804: I can solve problems using the relationships between velocity, wavelength,frequency, and period. ROE 805: I can recognize that the speed of a wave is dependent upon the material/medium through which the wave travels. ROE 806: I can recognize that waves transfer energy and not matter. ROE 807: I can analyze wave superposition in terms of the effects of constructive and destructive interference : Determine period and frequency for a system that is oscillating or exhibiting a cyclical phenomenon : I can find the period for a pendulum and a mass/spring system : I can describe the effect of spring constant on force and potential energy for a spring : I can recognize the connection between a linear restoring force and simple harmonic motion : I can identify the variables that affect potential energy for a spring : I can describe and make calculations related to resonance and interference : Determine the period, frequency, wavelength, or velocity of a sound wave given the other quantity measures.

7 15.09: I can recognize that sound is a longitudinal wave with pressure variations that are transmitted to detectors : I can recognize which wave characteristic most closely relates to pitch and/or loudness : I can relate the temperature of air to the velocity at which sound will travel : I can describe/recognize what beats are and/or calculate the apparent beat frequency between two frequencies : I can calculate and describe the amount of audible Doppler shift for sound waves : I can calculate the velocity of sound given the resonan ce lengths of open/closed tubes : I can describe some of the relationships between the components of musical instruments and the sounds that they produce : I can describe and calculate relationships involving loudness and decibels.

8 16.01: I can recognize that light travels as a wave in a straight line through an unobstructed medium : I can recognize light as an electromagnetic wave that has a finite speed and calculate the distance or time of travel : I can identify the source of an electromagnetic wave : I can identify and distinguish different types of electromagnetic waves that are part of the electromagnetic wave spectrum : I can calculate the frequency or wavelength of an EM wave : I can identify the visible spectrum as a combination of many colors of light : I can distinguish between transparent, translucent, and opaque objects : I can describe the effect that the variables luminous flux (of light source) and distance (from light source to surface) have on the observed brightness : I can use the illumination equation to solve for an unknown variable : I can explain how a polarizing filter works along with some of its applications : I can identify the observed color of objects as a result of manipulating the color of the light source : I can identify and apply the principles of color addition of light : I can identify and apply the principles of color subtraction of pigments s: I can describe the relationship between color and temperature of an object s: I can describe the general relationship between temperature and luminosity of a star.

9 ROE 802: I can identify waves as either mechanical or electromagnetic. ROE 809: I can apply the law of reflection : I can apply the law of reflection to a flat mirror 17.12: I can distinguish between diffuse and specular reflection : I can distinguish between convex and concave mirrors : I can identify which type of mirror corresponds to a negative or positive focal length : I can identify whether an image for a given mirror is considered to have a positive or negative image distance : I can identify when an object has a positive or negative magnification for a given mirror : I can identify when an object has a magnification less than unity or greater than unity for a mirror. (Note: unity is the fancy science/math word for the number 1) : I can label all relevant variables on a ray diagram : I can calculate the object distance, image distance or focal length of a mirror when given sufficient information in a problem : I can calculate the object height or image height when given sufficient information in a problem : I can calculate the magnification of a mirror when given sufficient information in a problem.

10 ROE 808: I can identify and describe refraction : I can locate angle of incidence and angle of refraction on a Snell s law diagram : I can define index of refraction mathematically and explain its meaning in my own words 18.03: I can predict what will happen when a ray of light traveling through a medium approaches the boundary to another medium with a different index of refraction : I can define Snell s law and use it to analyze different scenarios concerning refraction : I can describe total internal reflection in my own words and calculate critical angle : I can define dispersion,recognize examples of dispersion, and explain its connection with the concept of refraction : I can distinguish between the shape & characteristics of a concave lens versus those of a convex lens : I can interpret/comment on the numerical value of the focal length for a concave lens and for a convex lens : I can interpret/comment on the numerical value of the image distance for a concave lens and for a convex lens : I can interpret/comment on the numerical value of the magnification for a concave lens and for a convex lens : I can use the lens equation to make predictions about image position and other relevant variables for a given optics scenario : I can describe diagram how lenses relate to human vision and their applications for correction common vision problems.

11 20.01: I can define the basics of electrostatics, conservation and charge interactions : Describe three methods of charging (friction, conduction, and induction) : Explain why an attractive force results from bringing a charged object near a neutral object : Calculate the electric force between charged objects : Determine the new electric force on charged objects after they touch and are then separated : Predict electrostatic force and strength of electric field based on relationship between variables : Predict magnitude and direction of force on a charged particle when placed in an electric field : Define and calculate electric potential : Calculate electric potential difference for two charged plates.

12 22.01: Light a light bulb(s) using battery and wires : Propose a mechanism based on electric forces to explain current flow in an electric circuit : Given diagrams of many different possible connections of electric circuit elements, identify complete circuits, open circuits, and short circuits and explain the reasons for the classification : Find equivalent resistance for series and parallel resistors : Apply Ohm s Law : Resolve Compound Circuits 22.07: Apply the junction rule to circuits : Apply the loop rule to circuits : Know how to insert ammeters and voltmeters into circuits : Explain how circuit breakers and fuses protect household appliances : Calculate the power (rate of energy dissipation) for a given resistor or set of resistors : Build circuits and predict bright vs. dim : Correlate real circuits to symbolic circuit diagrams.

13 ROE 701: I can recognize and explain what causes magnetic fields. ROE 702: I can identify the direction of magnetic fields. 703: I can distinguish between magnetic fields and electric fields. 705: I can recognize that an object must be charged and moving in order to experience a magnetic force I can apply the right hand rule and the right palm rule for moving charges in magnetic fields I can explain and do calculations for transformers.