This World of Things
CBSE · Class 3 · EVS
Summary of This World of Things for CBSE Class 3 EVS. Key concepts, important points, and chapter overview.
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Overview
Things around us are made of different materials. Some are found in nature, while others are made by people. A classroom has many objects such as tables, chairs, doors, windows, bulbs, and switches. These objects help in understanding wood, metal, glass, plastic, and many other materials. Materials
Key Concepts
A table
A table, chair, and door may be made of wood. Door hinges, nails, and latches are made of metal. Windowpanes and light bulbs are made of glass. Electr
Wood comes from trees
Wood comes from trees. Metals are extracted from ore dug from inside the Earth. Glass is mostly made of sand. Cloth comes from different sources and i
Transparent materials can be seen through
Transparent materials can be seen through clearly. Most glass is transparent. Opaque materials cannot be seen through at all, like wood. Translucent m
Wood is hard and rigid
Wood is hard and rigid. Fabric is soft and flexible, so it is good for clothes and curtains.
Solids do not change their shape
Solids do not change their shape. Water is a liquid and flows. Air is a gas and also flows, but it does not stay in a cup like water does.
Learning Objectives
- To notice the things around us and think about what they are made of
- To learn that different objects use different materials
- To identify materials such as wood, metal, glass, plastic, cloth, and others
- To understand transparent, translucent, and opaque materials
- To group things as solids, liquids, and gases
Frequently Asked Questions
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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