LEARNING COMPETENCIES FOR PHYSICS II
After undergoing the course in Physics II, the students shall be able to have developed the following competencies:
1. VECTORS
1. Demonstrate understanding of vectors and scalars (3 weeks or 12 days)
1.1. Differentiate scalar quantities from vectors quantities
1.2. Solve vector problems mathematically
1.3. Solve vectors problems using:
a. the Pythagorean Theorem
b. the Trigonometric Functions (Sine Law, Cosine Law)
1.4. Add vectors using the component method
1.5. Perform subtraction of Vectors and Multiplication of vectors
1.6. Apply the method of Vector addition in problem solving
a. relative velocity
b. concurrent forces
c. displacement problem
1.7. Cite applications in daily life
2. KINEMATICS
1. Develop understanding of the concepts of motion in one dimension (3 weeks or 14 days)
1.1. Distinguish distance from displacement
1.2. Differentiate speed from velocity
1.3. Solve motions for distance, displacement, speed and velocity
1.4. Calculate the average speed and average velocity of moving objects
1.5. Explain the concept of free-fall using the analysis of Galileo
1.6. Locate the position of a freely-falling object
1.7. Derive the kinematical equations for uniformly accelerated linear motion
1.8. Use the kinematical equations in solving motion problems
2. Gain understanding of the concepts of motion in two-dimensions (2 weeks or 9 days)
2.1. Describe a projectile
2.2. Explain the motion of a projectile using coordinates
2.3. Differentiate semi-parabolic projectile from parabolic projectiles
2.4. Solve projectile problems using the principles of free-fall and the kinematical equations.
2.5. Cite applications of projectile motion.
3. DYNAMICS
1. Demonstrate understanding of the concept of force and its relation to motion (1.1-1.9 – 3 weeks, 1.10-1.18 – 3 weeks, 1.19–1.23 – 2 weeks or 9 days)
1.1. Operationally define the concepts and measurements of force
1.2. Describe how inertia works
1.3. Cite situations involving the 1st law of motion
1.4. Describe motion under different frames of reference:
a. Stationary
b. moving with constant velocity
c. accelerated
1.5. Use the concept of inertia in defining mass
1.6. Locate the center of gravity, center of mass and radius of gyration of an extended object
1.7. Describe a system in equilibrium in terms of the two-conditions of equilibrium
a. 1st Condition of Equilibrium: Summation of Forces = 0
b. 2nd Condition of Equilibrium: Summation of Torque = 0
1.8. Use the 2nd Law of Motion
1.9. Express the relationships between Force, mass and acceleration under different conditions
1.10. Graphically show the relationships between Force, mass and acceleration under different conditions
1.11. Distinguish between mass and weight
1.12. Inspect the “3rd Law of Motion at Work” in various situations
1.13. Identify the action-relation forces between interacting objects
1.14. Distinguish Static from Kinetic Friction
1.15. State the Law of Gravitation
1.16. Apply the Law of Universal Gravitation in determining the gravitational force between two objects
1.17. Relate 2nd Law of Motion to the Law of Universal Gravitation
1.18. State Kepler’s Three Laws of Planetary Motion
1.19. Use Kepler’s Laws in describing satellite motion
1.20. Cite applications of Newton’s Laws of Motion
a. values of g at the equator and at the poles,
b. apparent weightlessness (under microgravity)
c. true weight (includes the buoyant force of air)
1.21. Describe Uniform Circular Motion
1.22. Derive the equations for centripetal acceleration and centripetal force.
1.23. Solve problems involving Uniform Circular Motion
a. Banked curves
b. Vertical circles
4. ENERGY AND WORK
1. Demonstrate understanding of the relationship between work and energy. (3 weeks or 17 days)
1.1. Relate work to energy
1.2. Calculate the work done on an object by a constant force
1.3. State Hooke’s Law of elasticity
1.4. Discuss positive and negative work on an elastic spring
1.5. Explain the work done by gravitational force in relation to its gravitational energy
1.6. Discuss power
1.7. Calculate power
1.8. Distinguish between conservative and non-conservative forces
1.9. Show mathematically the conservation of energy
1.10. Solve problems involving conservation of energy
5. IMPULSE AND MOMENTUM
1. Gain understanding on the concepts involved in impulse and momentum (3 weeks or 9 days)
1.1. Discuss momentum
1.2. Differentiate impulse from momentum
1.3. Transform the law of acceleration into change in momentum
1.4. Solve problems on conservation of momentum (collision and explosion)
1.5. Distinguish elastic from inelastic momentum
1.6. Recognize that conservation of energy is only true to elastic collision.
1.7. Solve problems that make use of conservation of momentum and energy for elastic and inelastic collisions
1.8. Solve problems in elastic collisions
a. one dimension (recoil)
b. two dimensions (recoil)
c. completely inelastic collision (ballistic pendulum)
6. ROTATIONAL MOTION
1. Develop understanding of the concepts / principles of rotational motion (3 weeks or12 days)
1.1. differentiate translation and rotation
1.2. use radian as an appropriate unit for angular quantities
1.3. distinguish between angular velocity and angular acceleration
1.4. relate the kinematical equations for linear and rotational motion
1.5. solve problems on rotational motion
1.6. explain concepts of rotational inertia and work
1.7. solve problems on rotational dynamics
7. FLUIDS
1. Develop understanding of the concepts involving fluids (4 weeks)
1.1. Describe fluids
1.2. Cite practical applications of density and specific gravity
1.3. Calculate fluid pressure and express its dependence on depth of fluid
1.4. Differentiate between gauge and absolute pressure
1.5. Cite examples of pressure gauges
1.6. Explain Pascal’s principle and its applications
1.7. Explain buoyancy and Archimedes’ principle
1.8. Solve problems involving Archimedes’ Principle
1.9. Distinguish streamline flow from turbulent flow
1.10. Derive the equation of continuity
1.11. Derive the Bernoulli’s Equation and Explain Bernoulli’s Principle
1.12. Cite practical applications of Bernoulli’s Principle
8. RELATIVITY
1. Demonstrate understanding of the principles and concepts of Special Theory of Relativity (1 week)
1.1. Discuss the special theory of relativity and its consequences
1.2. Calculate relativistic time length and mass of a moving object
1.3. Compare and contrast Newtonian Mechanics with Relativity
2. Show awareness of the concept of General Theory of Relativity (1 week)
2.1. Research evidences of the prediction of the General Theory of Relativity
2.2. Show the effect of gravitational fields on the propagation of light
9. WAVE-PARTICLE DUALITY OF MATTER AND ENERGY
1. Understand the basic concepts underlying the particle property of waves (3 weeks)
1.1. Discuss the particle nature of light
1.2. Discuss the significance of the Planck’s constant
1.3. calculate the energy of a photon
1.4. Calculate the work function of a metal
1.5. Explain the photoelectric effect
1.6. Calculate the kinetic energy after ejection from metals or collision with the photon
1.7. Cite practical applications of the photoelectric effect
1.8. Discuss the uses of x-rays
1.9. Distinguish anti-particles from particle
2. Demonstrate understanding of the wave property of particles (1 week)
2.1. discuss the wave property of particles
2.2. calculate the wavelength of a moving object
2.3. discuss significance of uncertainly principle in the universe (macro, micro)
10.NUCLEAR PHYSICS
1. Appreciate the contributions of nuclear physics in the society (3 weeks or 12 days)
1.1. tell the appropriate sizes of composition of the nucleus of an element
1.2. calculate the energy needed to bind nucleons
1.3. identify the radioactive elements
1.4. calculate the rate of decay of half-lives of radioactive elements
1.5. discuss how a fossil’s age is determined by carbon dating
1.6. calculate the energy released/absorbed in nuclear reactions
1.7. evaluate the risks and benefits derived from the applications of nuclear reactions
