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1) Explain how the different types of fibres with their properties.
2) write the process of photosynthesis with a labled diagram.
3) name the biggest satellite in the World.
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Answers
Answer:
Ans 1.The fibres are of two types:
The fibres which are obtained from natural sources like plants and animals are called natural fibres. Natural fibres are a collection of tiny threads obtained from plants and animals. For Ex: cotton, wool ,Silk ,flax, jute. Flax and jute are the natural fibres obtained from plants.
Ans2. Through a process called photosynthesis, plants use energy in sunlight to turn a gas called carbon dioxide and water into sugar. Plants then use this sugar to grow. At the same time, plants produce a gas called oxygen as a waste product, which is lucky for us and other animals because we need oxygen to breathe
Ans 3. Currently the largest artificial satellite ever is the International Space Station
Answer :-
1)There are two types of fibres - One is natural fibres which are obtained from natural sources e.g. Cotton, silk, wool and other is synthetic fibres which are man made for example - rayon, nylon, acrylic etc. II. A Synthetic Fibre is a chain of small units of chemical substance joined together.
2)see in attachment...........
3) Ganymede is the largest and most massive moon in the Solar System. Its diameter of 5,268 km is 0.41 times that of Earth, 2% larger than that of Saturn's Titan (the second-largest moon), 1.08 times Mercury's, 1.09 times Callisto's, 1.45 times lo's and 1.51 times the Moon's.
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