Form 3 Physics Notes PHYSICS FORM THREE PHYSICS FORM THREE TOPIC 6: TRANSFER OF THERMAL ENERGY msomimaktaba, November 6, 2018February 13, 2019 Conduction The Concept of Conduction of Heat Explain the concept of conduction of Heat Conduction is the transfer of heat energy through solids, for example, metals. Generally solid substances contain particles which are close together. Each particle vibrates at one position but cannot move to another position. Solid materials… Continue Reading
Form 3 Physics Notes PHYSICS FORM THREE TOPIC 5: THERMAL EXPANSION msomimaktaba, November 6, 2018February 13, 2019 Thermal Energy The Concept of Heat Explain the concept of heat Heat – Is the transfer of energy due to temperature differences. Temperature – Is the degree of hotness or coldness of a body. Or heat is a form of energy which raises the temperature of the substance…. Continue Reading
Form 3 Physics Notes PHYSICS FORM THREE TOPIC 4: OPTICAL INSTRUMENT msomimaktaba, November 6, 2018February 13, 2019 Simple Microscope The Structure of the Simple Microscope Describe the structure of the simple microscope A magnifying glass, an ordinary double convex lens with a short focal length, is a simple microscope. The reading lens and hand lens are instruments of this type. When an object is placed nearer… Continue Reading
Form 3 Physics Notes PHYSICS FORM THREE TOPIC 3: LIGHT msomimaktaba, November 6, 2018February 13, 2019 Light is aform of energy which controls the sense of vision. Reflection of Light from Curved Mirrors Difference between Concave and Convex Mirrors Distinguish between concave and convex mirrors Concave mirror is a spherical mirror whose reflecting surface is curved inwards. A Good example is the driving mirror of… Continue Reading
Form 3 Physics Notes PHYSICS FORM THREE TOPIC 2: FRICTION msomimaktaba, November 6, 2018February 13, 2019 Concept of Friction The Concept of Friction Explain the concept for friction Friction is the force which opposes (resists) motion of the body for example: If a block of wood is placed on a table it remains at rest Unless it is acted upon by an external force…. Continue Reading
Form 2 Physics Notes PHYSICS FORM TWO TOPIC 5: SIMPLE MACHINES msomimaktaba, November 6, 2018February 13, 2019 Simple Machines A simple machine is a non-powered mechanical device that changes the direction or magnitude of a force. In general, they can be defined as the simplest mechanisms that use mechanical advantage (also called leverage) to multiply force. A simple machine uses a single applied force to do… Continue Reading
Form 2 Physics Notes PHYSICS FORM TWO TOPIC 3: MAGNETISM msomimaktaba, November 6, 2018February 13, 2019 Concept of Magnetism The Orign of Magnetism Explain the origin of magnetism Chinese were the first to use the metal magnetite called lodestone. A Lodestone was capable of attracting small iron pieces and it was used as a crude navigation compass by Greeks. Lodestones were the earliest magnets. Iron, nickel… Continue Reading
Form 2 Physics Notes PHYSICS FORM TWO TOPIC 1: STATIC ELECTRICITY msomimaktaba, November 6, 2018February 13, 2019 Concept of Static Electricity The Concept of Static Electricity Explain the concept of static electricity Static electricity refers to the electric charges stored on a conductor. The Orign of Charges Explain the origin of charges When a plastic pen is rubbed with a cloth, it acquires the property of attracting… Continue Reading
Form 1 Physics Notes PHYSICS FORM ONE TOPIC 6: STRUCTURE AND PROPERTIES OF MATTER msomimaktaba, November 6, 2018February 13, 2019 Structure of Matter State of matter is defined in terms of the phase transitions which indicate the change in structure and properties. Solids, liquids and gases all are made up of microscopic particles. The behavior of all these particles also varies in three phases. The Concept of Matter Explain the… Continue Reading
Form 1 Physics Notes PHYSICS FORM ONE TOPIC 4: FORCE msomimaktaba, November 6, 2018February 13, 2019 What is Force? A force is an interaction that causes a change. In mechanics, a force is an interaction that causes a change in velocity (an interaction that causes acceleration). Concept of Force The Concept of Force Explain the concept of force For better understanding of this concept, let’s… Continue Reading
Form 1 Physics Notes PHYSICS FORM ONE TOPIC 3: MEASUREMENT msomimaktaba, November 6, 2018February 13, 2019 The Concepts of Measurement Measurement is the process of assigning numbers to observations or events. Importance of Measurement in Real Life State the importance of measurement in real life Measurements are so often taken for granted, we sometimes do not appreciate the grand importance measurements play in… Continue Reading
Form 1 Physics Notes PHYSICS FORM ONE TOPIC 1: INTRODUCTION TO PHYSICS msomimaktaba, November 6, 2018February 13, 2019 Physics is often described as the study of matter and energy. It is concerned with how matter and energy relate to each other, and how they affect each other over time and through space. Physicists ask the fundamental questions how did the universe begin? how and of what is it… Continue Reading