| Description |
1 online resource (248 pages) |
| Contents |
Cover; Title Page; Copyright Page; Table of Contents; Acknowledgements; How to use this book; Energy; KS3A: How heat (thermal energy) is transferred; 1: Transferring energy through space (extended in H1); 2: Reducing the thermal energy loss from buildings; 3: How soon will it pay for itself?; 4: Using the Sun's energy to heat your home; 5: Making use of electricity; 6: How much electricity do we use?; 7: Paying for electricity; 8: Lifting things with electricity; 9: Measuring power and energy; 10: Energy where you want it; 11: Energy of the sort you want |
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12: What happens to all the wasted energy?. KS3B: Energy to make electricity; 13: Using fuels to generate electricity; 14: Comparing fuels for electricity; 15: Generating electricity with water; 16: Generating electricity with wind; 17: Generating electricity from the Sun and the Earth; 18: A review of renewable energy sources (extended in H2); 19: Making electricity generation more efficient (extended in H3); H1: Explaining conduction, convection and radiation; H2: How should we generate our electricity?; H3: Matching electricity supply and demand; Electricity |
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1: Are you a conductor or an insulator? (extended in H1)2: Wiring a three-pin plug; 3: Some dos and don'ts that could save your life; 4: Why do plugs have fuses?; 5: V/a.c./d.c./Hz What do they all mean?; 6: Why is mains electricity a.c? Why is it 230 volts? (extended in H2, H3); KS3A: Magnets and electromagnets; 7: How to make a magnet move a copper wire; 8: Two important electrical devices; 9: Electricity that can make your hair stand on end; 10: Why rubbing things together produces electricity; 11: Making use of static electricity; 12: Danger from sparks |
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13: How to produce an electric current (extended in H2, H3)KS3B: Making a current flow; 14: Circuit diagrams; 15: Energy transfer in circuits (extended in H5); 16: How many 'batteries' do I need?; 17: Connecting several things to the same supply; 18: Different ways of connecting things in circuits; 19: How does current change with voltage?; 20: Measuring resistance; 21: Resistances that change; 22: Using electricity to split things up (extended in H4); H1: Why metals conduct electricity; H2: More about generators; H3: How transformers work (extended in H6) |
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H4: A closer look at electrolysis (extended in H5)H5: A closer look at voltage; H6: Transmitting mains electricity efficiently; Waves and radiation; KS3A: Reflection and refraction; 1: Why do people say that light and sound are waves?; 2: Looking at water waves: Part 1; 3: Looking at water waves: Part 2; 4: Two types of wave (extended in H1); 5: Looking at sound waves; 6: 'Sound' you can't hear (extended in H2); KS3B: Why are there different colours of light?; 7: Waves beyond the end of the rainbow; 8: What happens when electromagnetic waves hit things? |
| Notes |
9: How a doctor can see inside your stomach |
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Print version record |
| Form |
Electronic book
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| ISBN |
9781351759519 |
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1351759515 |
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