Download App

Man-made Materials — Science STD 8 — Question

Maharashtra BoardEnglish MediumSTD 8ScienceMan-made Materials3 Marks
Question
What are the qualities of thermocol?
✓

Answer

  1. Thermocol is modern man-made material made from polystyrene.
  2. It can be transformed into liquid state when heated at more than 100 °C temperature. On cooling, it returns to the solid state.
  3. Therefore, any desired shape can be given to it.
  4. It acts as a good shock-absorber and hence used as a packing material to transport brittle material.
  5. It is a bad insulator of heat and hence used for storing fish and other perishable articles in market.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Answer the following question." from Man-made Materials→Man-made Materials — all question types→Science STD 8 question papers→Maharashtra Board STD 8 question papers→Maharashtra Board question paper generator→

Similar questions

A blacksmith plunges a 2 kg horseshoe at $400^{\circ} C$ into 1 kg of water at $20^{\circ} C$. Find the maximum temperature of the water. [Specific heat of iron $\left.=0.11 kcal /\left( kg -{ }^{\circ} C \right)\right]$
→
Bubbles are seen on adding lemon juice to baking soda.
→
What is one ampere?
→
What is greenhouse effect?
→
Who implements the laws related to pollution?
→
Plants synthesize glucose in sunlight with the help of chlorophyll from carbon dioxide and water and give away oxygen. Identify the four compounds in this process and name their types.
→
Why do we fall sideways when we are sitting in a bus and it takes a sharp turn?
→
Using Archimedes’ principle, determine the magnitude of the buoyant force.
→
Respiration is a chemical change.
→
What Would happened if There had been no difference between mitochondria and plastids.
→