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Magnetic Power
We use magnetism in so many ways that modern life would be imposible without it. We need magnetism to produce large amounts of electricity in power stations. There are magnets in compasses, loudspeakers, electric motors, refrigerator doors, cassette recorders, computer discs and many other useful appliances.
- Edition
- Cet.2, 1991
- ISBN/ISSN
- 716660598
- Collation
- p. 62: 28 cm
- Series Title
- Young Scientist
- Call Number
- 538 ALE m
Using Energy
What does energy come from? All energy comes from the Sun. The Sun's energy changes into other kinds of energy when it reaches the Earth. The Sun's energy is even in coal and oil. Long ago, the Sun gave its energy to plants and animals. When they died, their bodies slowly turned into oil and coal over millions of years. Power stations then change the energy in coal and oil into electrical energ…
- Edition
- Cet.2, 1991
- ISBN/ISSN
- 716660598
- Collation
- p. 62: 28 cm
- Series Title
- Young Scientist
- Call Number
- 621 BRA u
Communicating
Sending and receiving messages is called communicating. People communicate with each other in many different ways. They can speak to eachother, make gestures with their hands or faces, or even write a note. It is easy to communicate with someone who is in the same room with you, but more difficult if that person is a kilometre away. In the past, people have sent messages over long distances, us…
- Edition
- Cet.2, 1991
- ISBN/ISSN
- 716660598
- Collation
- p. 62: 28 cm
- Series Title
- Young Scientist
- Call Number
- 380 BAR c
Introducing Electricity
The contents are Electricity all around; inside the battery; what is static electricity; electricity in your home; wlong the wire; wiring in the home; measuring in volts; heatingup; switching on and off; making electricity safe; generating electricity; distributing electricity; living without electricity
- Edition
- Cet.2, 1991
- ISBN/ISSN
- 716660598
- Collation
- p. 62: 28 cm
- Series Title
- Young Scientist
- Call Number
- 537 BRA i
The Planet Earth
- Edition
- Cet.2, 1991
- ISBN/ISSN
- 716660598
- Collation
- p. 62: 28 cm
- Series Title
- Young Scientist
- Call Number
- 523 GOW p
- Edition
- Cet.2, 1991
- ISBN/ISSN
- 716660598
- Collation
- p. 62: 28 cm
- Series Title
- Young Scientist
- Call Number
- 523 GOW p
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