Important Questions For All Chapters – English Class 6
1. What is glass made from?
- Glass is made from sand, soda, and lime.
2. How is glass made?
- Sand and chemicals are heated in a furnace until they melt into liquid glass.
3. Why must glass be shaped while it is hot?
- Because once it cools, it becomes brittle and breaks easily.
4. What are three things made of glass?
- Bottles, windowpanes, and light bulbs.
5. What does “brittle” mean?
- Brittle means something that breaks easily.
6. What are some properties of glass?
- It is transparent, strong, impermeable, and smooth.
7. How can glass be shaped?
- By pouring, rolling, pressing, or blowing while it is hot.
8. What is colored glass used for?
- It is used in stained glass windows and decorations.
9. Can glass be recycled?
- Yes, glass is 100% recyclable.
10. Why is recycling glass important?
- It saves energy, reduces waste, and helps the environment.
11. Explain how glass is made from sand.
- Glass is made by heating clean white sand, soda, and lime in a furnace until it melts.
12. Describe how hot glass is shaped into different objects.
- Hot glass is poured into molds, rolled into sheets, pressed, or blown into different shapes.
13. What are the main properties of glass? Explain.
- Glass is transparent, strong, impermeable, smooth, and recyclable, making it very useful.
14. Why is colored glass made, and where is it used?
- Colored glass is made using special chemicals and is used in stained glass windows and decorations.
15. How does recycling glass help save energy and the environment?
- Recycling glass saves energy, reduces pollution, and prevents waste, making it eco-friendly.
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