6th Science NCERT Chapter 2
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- Multiple Choice Questions
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- Summary
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Here are the important topics that students should study from the chapter along with brief summaries for each topic:
1. Objects Around Us:
– Summary: Objects around us are diverse in shape, color, and usage. Grouping objects based on shape or materials they are made from helps categorize them effectively.
2. Sorting Materials into Groups:
– Summary: Materials play a significant role in defining the properties and usage of objects. Understanding the properties of materials is crucial for selecting the appropriate material for specific objects.
3. Properties of Materials:
– Summary: Different materials have distinct properties such as appearance, lustre, hardness, and solubility. These properties influence the selection of materials for different objects based on their intended use8.
Give examples of objects that are round in shape from your surroundings.
Examples could include a rubber ball, a football, a glass marble, apples, oranges, or an earthen pitcher (gharha).
How are objects grouped based on the examples given in the chapter? Provide one example of a grouping criteria mentioned in the chapter.
Objects are grouped based on their shape or the materials they are made from. An example of grouping criteria mentioned in the chapter is making a group of objects made of plastics.
What did the chapter mention about the materials that objects are made of? Provide one example given in the chapter about materials.
The chapter mentioned that all objects around us are made of one or more materials such as glass, metal, plastics, wood, cotton, paper, mud, or soil. An example of a material given in the chapter is plastics.
Explain why specific materials are chosen to make certain objects as discussed in the chapter. Use examples mentioned in the chapter for illustration.
Materials are chosen to make objects based on their properties and the purpose of the object. For example, a tumbler is made of glass, plastics, metal, or other material that can hold water, not cloth. Similarly, paper-like materials are not used for cooking vessels.
Discuss one property of materials important for their usage as described in the chapter. Provide examples from the chapter to support your answer.
One property discussed in the chapter is the lustre of materials, which is often found in metals. Examples of metals with lustre mentioned in the chapter are iron, copper, aluminium, and gold. These metals may lose their shiny appearance due to air and moisture.
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