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All About Water
Every living thing on the Earth depends on water. Animals need water to drink. They may eat other animals or plants, and these also need water to survive and grow. Even plants and animals that live in desert regions, where rain rarely falls, need the tiny amounts of water vapour in the atmosphere to survive.
- Edition
- Cet.2, 1991
- ISBN/ISSN
- 716660598
- Collation
- p.62: 28 cm
- Series Title
- Young Scientist
- Call Number
- 551.23 AIT a
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
Machines at work
The contens are: perpetual motion; forces in action; rubbing and rolling; a machine for war; slopes and wedges; twisting and turning; moving in circles; cogs and wheels; on two wheels; pullinng and lifting; feeding machines with energy; getting up steam; machines to make machines; electric motors; a macine that files; reaching the fire; pumping petrol; piston power; ........
- Edition
- Cet.2, 1991
- ISBN/ISSN
- 716660598
- Collation
- p. 62: 28 cm
- Series Title
- Young Scientist
- Call Number
- 620 BAR m
Our World in Danger
There are more than 5.000 million people living on our planet Earth. The Earth provides us with air to breathe, food to eat and water to drink. It gives us the materials to build homes and shelter, as well as for clothes, and it provides us with many other things that we need or enjoy. Every single one of us depends on the Earth for life.
- Edition
- Cet.2, 1991
- ISBN/ISSN
- 716660598
- Collation
- p. 62: 28 cm
- Series Title
- Young Scientist
- Call Number
- 570 BAR o
Plant Life
This book explain about anything in plant. About roots, stems, leaves: about plants need: pollination: shoots and roots, grasslands all over the world, plants in dry places: floating in the sea: in woods and forest: in the rain forest,.......
- Edition
- Cet.2, 1991
- ISBN/ISSN
- 716660598
- Collation
- p. 62: 28 cm
- Series Title
- Young Scientist
- Call Number
- 580 BAR p
The Age of Computers
Computers are especially useful for storing a lot of information. They can keep words, pictures and sounds in their memory, and give you the information you need within seconds.rnEven the most advanced computers are often easy to use. They communicate with you by flashing messages or pictures onto a screen, ar sometimes they talk to you. You can play games with them, too.rnThis book explain abo…
- Edition
- Cet.2, 1991
- ISBN/ISSN
- 716660598
- Collation
- p. 62: 28 cm
- Series Title
- Young Scientist
- Call Number
- 003.3 ALL a
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