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Classwork Series and Exercises {Biology – SS2}: Respiratory System in Lower Animals

Biology SS 2Week 1 Topic: Respiratory System Introduction Respiration is defined as a biochemical activity of the cell in which glucose is broken down by a series of reactions controlled by enzymes to release energy. Your respiratory system is made up of the organs in your body that help you to breathe. Respiration means Breathing.

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Classwork Series and Exercises {Chemistry – SS1}: Chemical Combination

Chemistry SS 1 Week 5 Topic: Chemical Combination Introduction A chemical bond is the result of an attraction between atoms or ions. Chemical compounds are formed by the joining of two or more atoms. The types of bonds that a molecule contains will determine its physical properties, such as melting point, hardness, electrical and thermal

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Classwork Series and Exercises {Geography – SS1}: Major Land Forms of the World

Geography, SS 1, Week 2 Topic: Major Land Forms of the World Contents: Major types of land form Major types of mountain and their characteristic Importance or uses of mountain to man Disadvantages of mountain There are three major types of land forms on the earth’s surface. These are: Mountain, Plateaux, Plains Mountains Mountains are

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Classwork Series and Exercises {Basic Science – JSS2}; Digestive System

Week 4 Topic: Digestive System Introduction Digestion is the process by which food materials are broken down into smaller pieces which can be absorbed into the body cells. Digestion of food starts from the mouth and ends in the large intestine. The unwanted food materials, however, go out of the body from the large intestine

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Classwork Series and Exercises {English Language – JSS2}: Sounds and Past Perfect Tense

English Language, JSS 2, Week 1 Contents: Spoken English: The /i:/ and /i/ sounds Language Structure: Prefix and Suffix The /i:/ and /I/ sounds: revision The /i:/ sound The /i:/ sound is always spelled ‘ee’ or ‘ea’, but in some other ways also. Say the following: need     meat     chief      police meet    please    piece    machine green  

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Classwork Series and Exercises {Basic Science – JSS1}: Gravitation and Weightlessness

Week 1 Topic: Gravitation and Weightlessness Introduction Gravitational is a science concept that lead had been known and understood from Newton’s time. It was he who propounded the laws of universal gravitation from mathematical theory. Since that time, the theory has been used by other scientists in computing various constants and quantities that relate to

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Classwork Series and Exercises {Basic Science – JSS3}: Electrical Energy

Week 1 Topic: Electric Energy Introduction Electrical energy plays a dominant role in the economic and social development of nations. It is extensively used in industries, offices and homes for carrying out numerous essential operations. Electrical energy provides a reliable, pollution free energy option for both domestic and industrial purposes. Concept of Electron Flow Electrons

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Classwork Series and Exercises {Chemistry – SS1}: Acids

Chemistry SS 1 Week 1 Topic: Acids Introduction Acids form a class of chemical substances which contain hydrogen ions in aqueous solution, H+ (aq), as the only positive ion. Acids are usually classified into mineral (Inorganic) or organic acids. Mineral Acids They are generally much stronger Most do not occur naturally They usually have simpler

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