GOALS FOR PHYSICAL SCIENCE

 

Objective:   To involve the student in a systematic study of physics and chemistry in order to develop their skills in critical reasoning and problem solving.

 

Areas of Study

 

Fundamentals of Science

1.         Be able to state the goal of physical science

2.         Understand the usage and importance of units in measurements

3.         Be able to perform unit conversions from one system to another

4.         Be able to solve and evaluate simple algebraic equations

5.         Be able to recognize when and how information being displayed graphically is or could be misleading

 

 

Motion, Force and Momentum

1.         Distinguish between scalar and vector quantities and be able to give examples of each

2.         Be able to add vectors algebraically and graphically in order to determine the single resultant vector

3.         Distinguish between instantaneous and average quantities

4.         Be able to identify the 3 main types of motion

5.         Distinguish between distance and displacement and be able to give an example of each

6.         Distinguish between speed, velocity and acceleration and be able to give an example of each

7.         Be able to solve problems involving motion for constant acceleration to find unknown quantities

using the kinematic equations

8.         Define force

9.         Be able to state and explain Newton’s 3 Laws of motion

10.       Be able to solve problems involving Newton’s 3 Laws of motion

11.       State Newton’s Universal Law of Gravitation and be able to calculate the gravity of any object with mass

12.       Explain what is meant by statements ‘the acceleration due to gravity’ and ‘a gravitational field’

13.       Distinguish between mass and weight and be able to calculate the one from the other.

14.       Be able to define and calculate linear momentum

15.       State the conservation of linear momentum and use it (in mathematical and in vector form) to analyze

the motion of objects

 

           

Energy

1.         Explain what is meant by work, power and energy

2.         State and explain the meaning of conservation of energy

3.         Distinguish between kinetic energy and potential energy

4.         State the conservation of mechanical energy and use it to analyze the motion of objects

5.         Be able to solve problems involving work, power and energy (namely, kinetic and potential energy)

6.         Be familiar with the various forms of energy, types of energy transformations and the types of

resistances’ there are to the motion of an object

 


 

Electricity and Magnetism

1.        Discuss the 4 properties of charge

2.        Be able to distinguish between conductors, insulators and semiconductors and give examples of each

3.        State Coulombs Law and be able to calculate the electric force between any 2 objects of charge

4.        Distinguish between electric current, voltage and resistance

5.        Distinguish between direct and alternating current and give examples of each

6.        State Ohm’s Law and be able to use it to solve simple electronic problems

7.        Be familiar with the procedures of electrical and lightning safety

8.        Define magnetism and state the Law of Poles  

 

 

Waves/Light

1.        Define wave

2.        Distinguish between mechanical and electromagnetic waves and how each is produced

3.        State the 3 types of mediums, what properties determine how fast a mechanical wave will move through them & which types

           of mechanical waves (longitudinal / transverse) can be transmitted through each

4.        Be able to identify and label the various parts of a wave model diagram

5.        Be able to solve problems using the wave equation

6.        Define standing waves, resonance and superposition

7.        Be able to calculate the harmonic frequencies of standing waves on a string/spring, in an open pipe and a closed pipe

8.        Be familiar with the characteristics of the visible part of the electromagnetic spectrum

9.        Be able to calculate the energy of an electromagnetic wave

10.      Distinguish between reflection and refraction, state the laws associated with each and explain how they affect the motion of a wave

11.      Define index of refraction and use it to calculate the refractive properties of a material

12.      Distinguish between Converging and Diverging Lenses (as well as Convex and Concave) including the shapes associated with each

13.      Be able to draw ray diagrams depicting how light passes through Converging and Diverging Lenses
14.      Discuss the various characteristics of wave interference and waves in motion

       a)  Spatial and Temporal Interference

                       b)   Doppler effect

 

 

Atomic Theory

1.        Be able to identify the 3 main particles found in an atom, where they are located, who discovered them and when

2.        Be able to explain how you produce spectral and absorption lines of an atom

3.        Be able to state the 4 assumptions of the Bohr model of hydrogen

4.        Be able to explain how light is produced.

5.        Be able to determine if energy is gained for lost by an hydrogen atom and the frequency of the emitted/absorbed radiation

           by calculating the energy change in its electrons

6.        Distinguish between shell (n) and sub-shell (l)  in the quantum model of the atom

7.        Be able to calculate and order electron sub-shells according to their energy rank

8.        Be able to write out detailed electron configurations for neutral atoms

9.        Use the Bohr model to explain how light (electromagnetic radition) is produced by an atom

 

The Elements & The Periodic Table

1.        Define atomic number, mass number and isotope

2.        Be able to identify key features of the periodic table (including special group names)

3.        Use the periodic table to write down electron configuration information about the main element group

4.        Be familiar with the names, symbols, atomic numbers and natural state of the 27 most common elements

5.        Be able to calculate the mass of a sample given the fractional abundance of all the isotopes

 

 

Radioactivity

1.         Explain what it means for an atomic nucleus to be radioactive

2.         Define binding energy

3.         Describe the 4 types of radioactive decay for an unstable nucleus and be able to write out a simple nuclear equation for decay

4.         Know what is meant by the term half-life and when a radioactive sample is considered safe

5.         Distinguish between nuclear fission and fusion and the pros and cons of each as an energy source

 


 

Compounds and Bonding

1.         Distinguish between the 3 phases of matter

2.         Be able to define element, compound and mixture

3.         State the law of definite proportions

4.         Explain the meanings of the symbols, numbers and parentheses in the chemical formula of a compound

5.         Be able to calculate the molecular masses of compounds

6.         Distinguish between the different types of chemical reactions

7.         Explain the 3 processes that always occur in every chemical reaction

8.         Be able to explain the significance of a balanced equation
9.         Be able to balance simple chemical equations

10.       Be able to name simple binary ionic and covalent compounds given a chemical formula and vice versa

11.       Be able to draw the Lewis Dot representation for simple ionic and covalent compounds

12.       Explain the differences between covalent and ionic bonding

13.       Distinguish between endothermic and exothermic reactions

 

 

Solutions

1.         Be familiar with the unique properties of water

2.         Distinguish between solvent and solute

3.         Define solubility as it pertains to a substance

4.         Define acid and base

5.         Describe the pH scale and how acids and bases are classified

6.         Distinguish between the concentration and the strength/weakness of an acid or base

7.         Explain what happens when acids and bases are mixed and what the products are

 

 

Organic Chemistry and Polymers

1.         Define hydrocarbon and distinguish between saturated and unsaturated hydrocarbons

2.         Be familiar with the 4 main classes of hydrocarbons, including their general chemical formulas and the key structural distinction of each

3.         Define isomer and be able to construct an isomer from a suitable hydorcarbon

4.         Be familiar with the 4 main functional groups, including the key structural distinction of each

5.         Distinguish between monomers and polymers

6.         Be able to list several natural and synthetic polymers and their uses