Week 29(15/7/2013-19/7/2013)

Date	15/7/2013
Time	7.05 am – 8.05 am
Class	4K8
Subject	Science
Theme	Energy In Life
Learning Area	Energy And Chemical Changes
Learning Objective	Understanding the production of electrical energy from chemical reactions
Learning Outcome	Student is able to : a) Describe how a simple cell works b) List the various types of cells and their uses c) State the advantages and disadvantages of various types of cells
Activities	Study the production of electrical energy by a simple cell
Noble Values	Appreciating the balance of nature.
Teaching Aids	a) Textbook b) Reference book c) Workbook
Reflection	Today's objectives are achieved. Students are able to differentiate among various types of cell and state the uses of each cell. They also able to give the advantages and disadvantages of them.

 

Date	15/7/2013
Time	8.05 am – 9.05 am
Class	4S3
Subject	Chemistry
Theme	Interaction Between Chemicals
Learning Area	Electrochemistry
Learning Objective	Analysing the electrolysis of aqueous solutions
Learning Outcome	Student is able to : a) Explain using examples factors affecting electrolysis of an aqueous solution. b) Write half equations for the discharge of ions at the anode and cathode. c) Predict the products of electrolysis of aqueous solutions.
Activities	Discuss factors affecting electrolysis in aqueous solution.
Noble Values	Appreciating the balance of nature.
Teaching Aids	a) Textbook b) Reference book
Reflection	No teaching and learning occur because students involved with Talasemia Blood Test.

 

Date	16/7/2013
Time	9.25 am – 10.25 am
Class	5S2
Subject	Chemistry
Theme	Interaction  Between Chemicals
Learning Area	Thermochemistry
Learning Objective	Understanding heat of displacement
Learning Outcome	Student is able to : a) State what heat of displacement is b) Determine heat of displacement c) Construct energy level diagram for a displacement reaction d) Solve numerical problems related to heat of displacement
Activities	Discuss the meaning and calculate the heat of displacement
Noble Values	Appreciating the balance of nature.
Teaching Aids	a) Textbook b) Reference book
Reflection	Today's objectives are not fully achieved. Only about 15 students understand well this lesson and able to solve the problem especially calculation part. The rest of the students cannot differentiate between heat change and heat of displacement. Teacher shows three examples of calculation before giving them exercises for evaluation purpose. During discussion, teacher discovers that, most of them still weak in calculation and usage of formulas. Therefore, teacher needs to give more exercises.

 

Date	16/7/2013
Time	10.55 am – 11.55 am
Class	4S1
Subject	Chemistry
Theme	Interaction Between Chemicals
Learning Area	Electrochemistry
Learning Objective	Analysing voltaic  cell
Learning Outcome	Student is able to : a) Describe the structure of a simple voltaic cell and Daniell cell. b) Explain the production of electricity from a simple voltaic cell. c) Explain the reactions in a simple voltaic cell and Daniell cell. d) Compare and contrast the advantages and disadvantages of various voltaic cells. e) Describe the differences between electrolytic and voltaic cells.
Activities	Study the structure of a voltaic cell and Daniell cell. Discuss and compare an electrolytic cell with voltaic cell.
Noble Values	Appreciating the balance of nature.
Teaching Aids	a) Textbook b) Reference book
Reflection	Today's objectives are achieved. All of students are able to differentiate chemical cell and electrolytic cell. They also able to do half equation and predict the product at each electrode. Teacher gives exercises to evaluate their understanding.

 

Date	17/7/2013
Time	7.05 am – 8.05 am
Class	5S3
Subject	Chemistry
Theme	Interaction  Between Chemicals
Learning Area	Thermochemistry
Learning Objective	Understanding heat of  precipitation
Learning Outcome	Student is able to : a) State what heat of reaction is b) State what heat of precipitation is c) Determine the heat of precipitation of a reaction d) Construct an energy level diagram for a precipitation reaction e) Solve numerical problems related to heat of precipitation
Activities	Carry out an activity to solve numerical problems related to heat of precipitation using information based on thermochemical equations.
Noble Values	Appreciating the balance of nature.
Teaching Aids	a) Textbook b) Reference book
Reflection	Today's objectives are not fully achieved. About 10 of students still confuse with the calculation because they are weak in mathematics. They also unable to apply the information given from the equation in order to solve problems. Teacher gives more exercises to help them understand this subtopic better.

 

Date	17/7/2013
Time	9.25 am – 10.25 am
Class	4S3
Subject	Chemistry
Theme	Interaction Between Chemicals
Learning Area	Electrochemistry
Learning Objective	Evaluating electrolysis in industry
Learning Outcome	Student is able to : a) State uses of electrolysis in industries b) Explain the extraction, purification and electroplating of metals involving electrolysis in industries c) Write chemical equations to represent the electrolysis process in industries d) Justify uses of electrolysis in industries e) Describe the problem of pollution from electrolysis in industry
Activities	Collect data and discuss the benefits and harmful effects of electrolysis in industries
Noble Values	Appreciating the balance of nature.
Teaching Aids	a) Textbook b) Reference book
Reflection	Most of the students do not remember the concept of electrolysis that already learns in previous class. Therefore, they unable to apply the knowledge and relate them with industry. Teacher has to recall back and with the help of diagram, students are able to understand and explain the process involved.

 

Date	17/7/2013
Time	11.25 am – 11.55 am
Class	4K8
Subject	Science
Theme	Energy In Life
Learning Area	Energy And Chemical Changes
Learning Objective	Understanding chemical reactions that occur in the presence of light
Learning Outcome	Student is able to : a) Give examples of chemical reactions which require light b) Explain the effect of light on photosensitive chemicals c) Explain why certain chemicals are stored in dark bottles
Activities	Discuss the following : a) Chemical reactions which require light for example photosynthesis in green plants b) The effect of light on photosensitive chemicals
Noble Values	Appreciating the balance of nature.
Teaching Aids	a) Textbook b) Reference book c) Workbook
Reflection	Today's objectives are achieved. Students are able to give examples of chemical reaction and the effect of light on photosensitive chemicals. They involved actively in the discussion.

 

Date	18/7/2013
Time	9.25 am – 10.25 am
Class	5S2
Subject	Chemistry
Theme	Interaction  Between Chemicals
Learning Area	Thermochemistry
Learning Objective	Understanding heat of neutralisation
Learning Outcome	Student is able to : a) State what heat of neutralisation is b) Determine the heat of neutralisation c) Construct energy level diagrams for various types of neutralisation reactions d) Compare the heat of neutralisation for the reaction between a strong acid and a strong alkali with the heat of neutralisation for a reaction between a weak acid and/or a weak alkali. e) Explain the differences of the heat of neutralisation for a strong acid and a strong alkali with the heat of neutralisation for a reaction involving a weak acid and/or a weak alkali f) Solve numerical problems related to heat of neutralisation
Activities	Discuss the meaning and calculate the heat of neutralisation
Noble Values	Appreciating the balance of nature.
Teaching Aids	a) Textbook b) Reference book
Reflection	Today's objectives are achieved. Students are able to understand the concept and steps to solve the problems involved calculation because they apply the knowledge of heat of precipitation into this lesson. Teacher only shows one examples and then gives exercises to evaluate their understanding. All of students are able to give correct answers for the question given.

 

Date	18/7/2013
Time	10.25 am – 11.25 am
Class	4S1
Subject	Chemistry
Theme	Interaction Between Chemicals
Learning Area	Acids And Bases
Learning Objective	Analysing characteristics and properties of acids and bases
Learning Outcome	Student is able to : a) State the meaning of acid, base and alkali. b) State uses of acids, bases and alkalis in daily life. c) Explain the role of water in the formation of hydrogen ions to show the properties of acids. d) Explain the role of water in the formation of hydroxide ions to show the properties of alkalis. e) Describe chemical properties of acids and alkalis.
Activities	Discuss : a) The concept of acid, base and alkali in terms of the ions they contained or produced in aqueous solutions. b) Uses of acids, bases and alkalis in daily life.
Noble Values	Appreciating the balance of nature.
Teaching Aids	a) Textbook b) Reference book
Reflection	Today's objectives are not fully achieved. Students have difficulties in understanding the concept of acid, base and alkalis. They do not understand the equation that shows the compound is acid or alkali. Teacher gives a lot of examples and about 10 of them only understand the concept. Therefore teacher has to repeat this subtopic in order to obtain understanding from students.

 

Date	19/7/2013
Time	9.40 am – 10.40 am
Class	4K8
Subject	Science
Theme	Energy In Life
Learning Area	Nuclear Energy
Learning Objective	Understanding radioactive substances
Learning Outcome	Student is able to : a) State what radioactive substances are b) Give examples of radioactive substances c) Describe the process of radioactive decay d) Name the three types of radioactive radiations e) Describe the characteristics of each type of radioactive radiation f) Compare and contrast radioactive radiations g) Explain what radioisotopes are h) Give examples of radioisotopes
Activities	Discuss : a) Radioactive substances b) Radioisotopes of carbon, cobalt and iodine c) The process of radioactive decay and the emission of alpha particles, beta particles and gamma radiation
Noble Values	Appreciating the balance of nature.
Teaching Aids	a) Textbook b) Reference book c) Workbook
Reflection	Teacher gives note for students to copy down. After discussion only then teacher gives exercises to evaluate their understanding. Students are able give examples of radioactive and three types of radioactive radiation. However, still got about 15 of them do not focus and cannot give the correct answer when ask by teacher. Therefore, today's objectives are not fully achieved.

 

Date	19/7/2013
Time	10.40 am – 11.40 am
Class	5S3
Subject	Chemistry
Theme	Interaction  Between Chemicals
Learning Area	Thermochemistry
Learning Objective	Understanding heat of displacement
Learning Outcome	Student is able to : a) State what heat of displacement is b) Determine heat of displacement c) Construct energy level diagram for a displacement reaction d) Solve numerical problems related to heat of displacement
Activities	Discuss the meaning and calculate the heat of displacement
Noble Values	Appreciating the balance of nature.
Teaching Aids	a) Textbook b) Reference book
Reflection	Today's objectives are fully achieved. Students have no difficulties in order to solve problems because they understand well the concept of heat of displacement. They are able to calculate the amount of heat and also draw the energy level diagram correctly.