CAIE IGCSE Physics Extended 4.1.9 Uses of Permanent Magnets and Topic Practice

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IGCSE CAIE Physics

1. Motion, forces and energy

1.1 Physical quantities and measurement techniques

1.3 Mass and weight

1.5.1 Effects of forces

1.5.2 Turning effect of forces

1.5.3 Centre of gravity

1.7.3 Energy resources

2. Thermal physics

2.1.1 States of matter

2.1.2 Particle model

2.1.3 Gases and the absolute scale of temperature

2.2.1 Thermal expansion of solids, liquids and gases

2.2.2 Specific heat capacity

2.2.3 Melting, boiling and evaporation

2.3.1 Conduction

2.3.2 Convection

2.3.3 Radiation

2.3.4 Consequences of thermal energy transfer

3.1 General properties of waves

3.2.1 Reflection of light

3.2.2 Refraction of light

3.2.3 Thin lenses

3.2.4 Dispersion of light

3.3 Electromagnetic spectrum

4. Electricity and magnetism

4.1 Simple phenomena of magnetism

4.1.1—Forces between magnetic poles and

4.1.2—Induced magnetism

4.1.3—Differences between the properties of

4.1.4—Difference between magnetic and

4.1.5—Magnetic field as a region in which a

4.1.6—Pattern and direction of magnetic

4.1.7—Direction of a magnetic field at a

4.1.8—Plotting of magnetic field lines with

4.1.9—Uses of permanent magnets and

4.1.10—Magnetic forces are due to

4.1.11—Relative strength of a magnetic field

4.2.1 Electric charge

4.2.2 Electric current

4.2.3 Electromotive force and potential difference

4.2.4 Resistance

4.2.5 Electrical energy and electrical power

4.3.1 Circuit diagrams and circuit components

4.3.2 Series and parallel circuits

4.3.3 Action and use of circuit components

4.4 Electrical safety

4.5.1 Electromagnetic induction

4.5.2 The a.c. generator

4.5.3 Magnetic effect of a current

4.5.4 Force on a current-carrying conductor

4.5.5 The d.c. motor

4.5.6 The transformer

5. Nuclear physics

5.1.2 The nucleus

5.2.1 Detection of radioactivity

5.2.2 The three types of nuclear emission

5.2.3 Radioactive decay

5.2.4 Half-life

5.2.5 Safety precautions

6. Space physics

6.1.1 The Earth

6.1.2 The Solar System

6.2.1 The Sun as a star

6.2.3 The Universe

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