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Class notes
Class Notes Science Lesson Notes - 2020
Specific Objectives By the end of this topic, the learner should be able to: • Identify some of the reproductive systems • Describe physical changes during adolescence • Identify parts of the circulatory system • Describe the components of blood and their functions • Identify the types of blood vessels and their functions • Describe the structure of and functions of the heart • Explain fertilization, development of foetus and birth process • Identify the main excretory o...
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Class notes
Class Notes Science Lesson Notes - 2020
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Class notes
Class Notes Science Lesson Notes - 2020
Illustration−1: How many different ways did ancient Indian philosophers classify matter? A. 2 B. 6 C. 7 D. 5 Ans: (D) • Matter is made up of Particles Now that we have defined matter let us ask ourselves the question – What is matter made up of? All matter comprises of very small particles. All matter can be broken up in a similar manner to get very small particles. Hence we now conclude that all matter is made up of small particles. Illustration −2: Which of the ...
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Class notes
Class Notes Science Lesson Notes - 2020
1.1.1 Binary systems The circuits in a computer's processor are made up of billions of transistors. A transistor is a tiny switch that is activated by the electronic signals it receives. The digits 1 and 0 used in binary reflect the on and off states of a transistor. 1.1.2 Hexadecimal Why use hex? ● Higher information density. (more information stored in fewer “digits” than binary. ● Used to simplify how binary is represented. Therefore, It is much easier to write numbers as hex...
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