Question 1 Name few sources of water? Question 2 Which is the largest source of water on the earth? Question 3 How is sea water different from river water? Question 4 Name one natural source of saline water? Question 5 Name three states of matter? Question 6 How does water help in the dispersal of seeds of plants and trees? Question 7 How water is used to … [Read more...] about Uses and States of Water
Science
Making of Magnet
Question 1 What does a pin holder contain to make the pins stick to it? Question 2 Name few items in the homes which have magnets in them? Question 3 A sticker can be stuck to the steel door of a refrigerator or almirahs. Explain why? Question 4 Describe briefly a method of making a magnet? Question 5 What are the various ways in which magnet can lose their … [Read more...] about Making of Magnet
Properties of Magnet
Question 1 What is a compass? Question 2 Describe the construction of a compass? Question 3 State two properties of magnets? Question 4 State few uses of magnetic compass? Question 5 Why a freely suspended magnet (or a freely pivoted magnet) always points in the same direction? Question 6 You are given a bar magnet whose N and S poles are not marked? … [Read more...] about Properties of Magnet
Magnet
Question 1 What are magnetic material? Give example? Question 2 What are non-magnetic materials? Give example? Question 3 A pencil sharpener gets attracted by both the poles of a magnet although its body is made of plastic. Explain? Question 4 What name is given to the two ends of a magnet where the attraction is strongest? Question 5 Name the two magnetic poles … [Read more...] about Magnet
Circuits
Question 1 What is meant by an electric circuit? Question 2 Draw a circuit consisting of a cell, a torch bulb and connecting wires? Question 3 What is meant by a complete circuit? Question 4 What is meant by an open circuit? Question 5 Draw a labelled diagram of a torch? Question 6 Where does a torch gets electricity from? Question 7 Why do we need a switch in … [Read more...] about Circuits