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Question
A notebook has lustre while an eraser does not.
Options
True
False
MCQ
True or False
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Solution
This statement is False.
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Chapter 2: Sorting Materials into Groups - Exercises [Page 18]
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RELATED QUESTIONS
Materials which can be compressed or cut easily are called _______.
Sand paper is a good example for smooth materials.
Test the flexibility.
Give one plastic scale and a wooden scale to the students. Ask them to bend. Tabulate their observation (bends, does not bend).
| Plastic Scale | Wooden Scale |
| ______ | ______ |
Stone is transparent, while glass is opaque.
A piece of wood floats on water.
What is material?
Differentiate hard and soft materials.
What is material?
Match the substances in Column A with their applications given in Column B.
|
Column A |
Column B |
| (a) oxygen | (i) for making crackers |
| (b) copper | (ii) for disinfecting water |
| (c) sulphur | (iii) all living beings inhale during breathing |
| (d) iron | (iv) for making electric wires |
| (e) chlorine | (v) for making rails |
Which pair of substances among the following would float in a tumbler half filled with water?
