Advertisements
Advertisements
प्रश्न
While doing an activity in class, the teacher asked Paheli to .handover a translucent material. Which among the following materials will Paheli pick and give her teacher?
पर्याय
Glass tumbler
Mirror
Muslin cloth
Aluminium foil
उत्तर
Muslin cloth
Explanation -
Glass tumbler is transparent, mirror and aluminum foil are opaque while muslin cloth is translucent since we can see through it though not clearly.
APPEARS IN
संबंधित प्रश्न
Short Answer Type Question:
Mention some materials which are made up of paper.
Long Answer Type Question:
‘Grouping of objects helps the shopkeeper.’ Justify the statement.
Sand paper is a good example for smooth materials.
Oil mixes with water.
Choose the odd one:
Soft material ______.
Match the substances in Column A with their applications given in Column B.
Column A (Substance) |
Column B (Application) |
(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 of the following statements is not true?
lt was Paheli’s birthday. Her grandmother gave her two gifts made of metals, one old dull silver spoon and a pair of lustrous gold earrings. She was surprised to see the difference in the appearance of the two metals. Can you explain the reason for this difference?
Differentiate among opaque, translucent and transparent materials, giving one example of each.