Materials Around Us Class 6 Notes and MCQs- Here, we will share Materials Around Us Class 6 Notes and MCQs. If you are searching for Class 6 Science Curiosity Materials Around Us Notes, MCQs and one word answers, then you are at the right place.
Materials Around Us Class 6 Notes and MCQs
Introduction
We are all familiar with many different materials we use on a daily basis. We can appreciate the different properties and uses of these materials, which is important when you design or pick a material for specific applications. This chapter is about what materials are, how they can be classified and substances properties. So, diving you all into this amazing material world!!!
Also, Read
Measurement of Length and Motion Class 6 Notes
- Diversity in the Living World Class 6 Notes
- Wonderful World of Science Class 6 Chapter 1 MCQs
- The Wonderful World of Science Class 6 Notes
- Diversity in the Living World Class 6 Chapter 2 MCQs
- Diversity in the Living World Class 6 Extra Questions
- Locating Places on the Earth Class 6 Chapter 1 Notes
Materials Around Us Class 6 Science Curiosity
Observing Objects Around Us
Materials: Each and every thing in nature is made up of different substances which we call as materials. These can include paper, wood, fabric, glass metal and plastic/clay. Some materials have properties that make them ideal for one application over another.
Step 6.1 Watch all items around you and make a list of the names alongside it by the material they are made from For instance:
Chair: Wood
Notebook: Paper
Bottle: Plastic
Ancient Pottery
Humans would still be hunting mammoths and living in caves if it were not for pottery.
Ancient Pottery
Pottery has been part of human society since thousands of years. Pottery made from clay in ancient India for cooking and storing. Methods for creating pottery began to evolve, as did techniques like adding color and design. This context is important because it helps us to appreciate the changing materials and methods.
Grouping Materials
Exercise 6.2: place the following objects in groups, shape/color/hardness/material…
For example:
Group by Material: Glass items, metal items, plastic items
Group by Hardness: Soft items (sponges), hard items (stones)
Classification: This process of grouping materials based on their common properties is called classification. It helps us organize and study materials more effectively.
Properties of Materials
Metals such as iron and aluminum are bright (shine) while paper or wood is not.
Activity 6.5
Explore to feel if objects are hard or soft For example:
Hard: Metal key
Soft: Sponge
TRANSPARENCY: The first of these is transparency — the more light a material allows to flow through it, the greater its transparency
Transparent: Glass (you can directly see through)
Translucent: like frosted glass (shapes can be seen but not very well)
Translucent: Glass (you can see through it)or Opaque :Wood(no transparency, you cant …
Solubility: This property describes whether a material can dissolve in water
Soluble: Sugar (dissolves in water)
Insoluble: Sand (does not dissolve in water)
Hardness: Some materials are hard and cannot be easily scratched, like metal and stone. Others are soft and can be scratched easily, like chalk and rubber.
Mass and Weight: Mass is the amount of matter in an object, measured in kilograms (kg) or grams (g). Weight is how heavy an object is. For example, a metal object may weigh more than a plastic one.
Ancient Pottery
Ceramics is one of the oldest arts known to man which have been in practice for centuries. For instance, in the ancient India people shaped artifacts from clay and referred to them as pottery and were used in cooking food and storage. Manufacturing procedures that were employed when making pottery evolved with time including those of color and design application. It must also be noted that the following bit of history adds to our knowledge on how materials and methods have developed.
Grouping Materials
Activity 6. 2: Sort the objects depicted according to the aspects like shape, color, hardness, or material. For example:
- Group by Material: vessel, metallic objects, plastic utensils
- Group by Hardness: Soft bodied (sponge) and hard bodied (stones)
Classification: The process of arranging materials in categories using their attributes as the criteria is known as classification. It aids us in a way that can assist in keeping things better organized and also in making study or research a lot easier.
Properties of Materials
Appearance: That is because materials can look different from each other. For example, irons and aluminum are associated with the property luster while paper and woods are not.
Activity 6. 5: Perform touch the objects several and decide if it is hard or soft. For example:
- Hard: Metal key
- Soft: Sponge
Transparency: Depending on the transparency, the materials can be grouped into:
- Transparent: Glass (it is transparent sufficiently that one can distinguish objects located on the other side of it).
- Translucent: Frosted glass this where you can see the shapes but they are blurred.
- Opaque: Wood is an example, you cannot see through it.
Solubility: This property indicates solubility of a material in water:
- Soluble: You have sugar (which dissolves in water)
- Insoluble: Sand does not dissolve in water, so it will not be correctly type as a solution.
Hardness: It is worth identifying that some of them are very difficult to scratch and therefore the most appropriate to be correlated with a rigid material, such as metal or stone. Some are soft and can be scratched with finger nails such as chalk and rubber.
Mass and Weight: Weight is the mass of the object that has weight and it is expressed in kilograms or grams. Weight is defined as how heavy an object is. For instance, a piece containing metal may be heavier compared to a piece that has been produced from plastic material.
Activity 6. 8: Walk around and compare which is heavier or lighter, sand, water or pebbles filled in two different containers.
Activity 6. 8: Conduct an experiment on the comparison of weight of non-living substances such as sand, water, and pebble
Activity 6. 8: Conduct an experiment on the comparison of weight of non-living substances such as sand, water, and pebbles to know which among those is heavy or light.
Choosing Materials for Specific Branding Activities
Hence, the type of material used in formulating a particular object depends on the intended use of the object in question. For instance:
- Plastic: Applied for water bottles for they are light and that it cannot be easily penetrated by water.
- Wood: Applied to furniture because it is strong and can be preferably molded.
Conclusion
Knowledge of materials and their characteristics assists people make proper decisions in choosing what is used in everyday uses and allows the comprehension of the diversity of the objects encountered. That is why classification and the analysis of materials help to learn how to use them and to establish their functions in our surrounding reality.
Remember:
They include such things as hardness, shine, clarity and solubility among others. Closely noticing and actively manipulating those properties strengthens our mind’s ability to grasp their utility and position in our daily practice.
Materials Around Us Class 6 Science MCQs
Which of the following is NOT a material mentioned in the chapter?
- a) Wood
- b) Plastic
- c) Rubber
- d) Fabric
Answer: d) Fabric
In Activity 6.2, what was used to group the objects?
- a) Size
- b) Weight
- c) Shape, color, hardness, softness, shine, or material
- d) Texture
Answer: c) Shape, color, hardness, softness, shine, or material
What does the term ‘translucent’ refer to?
- a) Materials through which objects can be seen clearly
- b) Materials through which objects cannot be seen
- c) Materials through which objects can be seen but not clearly
- d) Materials that are transparent and shiny
Answer: c) Materials through which objects can be seen but not clearly
Which material is an example of a non-lustrous material?
- a) Aluminium
- b) Gold
- c) Paper
- d) Silver
Answer: c) Paper
What property would you use to identify materials that can be scratched easily?
- a) Lustre
- b) Hardness
- c) Color
- d) Texture
Answer: b) Hardness
What happens when you mix sugar in water?
- a) Sugar forms a separate layer on top of the water
- b) Sugar dissolves completely in water
- c) Sugar does not dissolve in water
- d) Sugar makes the water change color
Answer: b) Sugar dissolves completely in water
Which material is an example of something that is opaque?
- a) Glass
- b) Water
- c) Wood
- d) Cellophane paper
Answer: c) Wood
In Activity 6.8, what was used to measure the mass of objects?
- a) A ruler
- b) A thermometer
- c) A balance
- d) A scale
Answer: c) A balance
What is the general term for anything that occupies space and has mass?
- a) Volume
- b) Weight
- c) Matter
- d) Density
Answer: c) Matter
What material is used to make terracotta pots?
- a) Metal
- b) Wood
- c) Clay
- d) Plastic
Answer: c) Clay
Which of the following is an example of a translucent material?
- a) Metal sheet
- b) Frosted glass
- c) Cardboard
- d) Stone
Answer: b) Frosted glass
What property would you use to group materials like rubber, sponge, and iron in Activity 6.5?
- a) Color
- b) Hardness
- c) Lustre
- d) Transparency
Answer: b) Hardness
Which material is typically used to make sports balls?
- a) Wood
- b) Paper
- c) Leather
- d) Glass
Answer: c) Leather
What term is used for materials that can dissolve in water?
- a) Insoluble
- b) Immiscible
- c) Soluble
- d) Opaque
Answer: c) Soluble
Which of the following materials is least likely to be used for making a tumbler?
- a) Plastic
- b) Glass
- c) Metal
- d) Paper
Answer: d) Paper
In Activity 6.4, which type of ball would bounce the highest?
- a) A metal ball
- b) A rubber ball
- c) A glass ball
- d) A wooden ball
Answer: b) A rubber ball
Which property describes how light reflects off a surface?
- a) Hardness
- b) Lustre
- c) Transparency
- d) Color
Answer: b) Lustre
What is the unit for measuring the volume of a liquid?
- a) Kilogram
- b) Liter
- c) Meter
- d) Gram
Answer: b) Liter
What is the SI unit for mass?
- a) Liter
- b) Meter
- c) Kilogram
- d) Milliliter
Answer: c) Kilogram
Which material can be scratched easily with a metal key?
- a) Stone
- b) Wood
- c) Glass
- d) Aluminum foil
Answer: b) Wood
What is the purpose of the protective or decorative coats called ‘slips’ in ancient pottery?
- a) To make the pot lighter
- b) To increase the pot’s durability
- c) To enhance the appearance with colors and designs
- d) To make the pot waterproof
Answer: c) To enhance the appearance with colors and designs
In Activity 6.7, which material is likely to be insoluble in water?
- a) Salt
- b) Sugar
- c) Sand
- d) Chalk powder
Answer: c) Sand
Which of the following materials is not used for making storage jars?
- a) Plastic
- b) Metal
- c) Glass
- d) Fabric
Answer: d) Fabric
How do materials like aluminum and copper typically appear?
- a) Dull
- b) Lustrous
- c) Rough
- d) Transparent
Answer: b) Lustrous
What do we call the space occupied by an object?
- a) Mass
- b) Weight
- c) Volume
- d) Density
Answer: c) Volume
Which of the following materials is both opaque and hard?
- a) Rubber
- b) Glass
- c) Wood
- d) Cellophane
Answer: c) Wood
What should be considered when selecting a material for making a pen?
- a) The color of the material
- b) The cost of the material
- c) The properties and purpose of the object
- d) The weight of the material
Answer: c) The properties and purpose of the object
Which type of material would you choose for making a window that lets in maximum light?
- a) Wood
- b) Plastic
- c) Glass
- d) Metal
Answer: c) Glass
What is the best description for materials that do not dissolve in water?
- a) Soluble
- b) Transparent
- c) Opaque
- d) Insoluble
Answer: d) Insoluble
Which of the following materials would you expect to be the heaviest in Activity 6.8?
- a) Water
- b) Sand
- c) Pebbles
- d) Air
Answer: c) Pebbles
What property distinguishes metals from non-metals in terms of appearance?
- a) Texture
- b) Lustre
- c) Color
- d) Density
Answer: b) Lustre
In Activity 6.1, what type of objects were listed in the table?
- a) Only metal objects
- b) Various objects and their materials
- c) Only plastic objects
- d) Objects used in ancient times
Answer: b) Various objects and their materials
What property describes materials that can be compressed easily?
- a) Hardness
- b) Softness
- c) Lustre
- d) Transparency
Answer: b) Softness
What term refers to materials that do not let light pass through them at all?
- a) Transparent
- b) Translucent
- c) Opaque
- d) Lustrous
Answer: c) Opaque
Which of the following is a property of metals mentioned in the chapter?
- a) Roughness
- b) Softness
- c) Lustre
- d) Transparency
Answer: c) Lustre
What is the term for the amount of matter in an object?
- a) Volume
- b) Weight
- c) Mass
- d) Density
Answer: c) Mass
In which activity would you measure the bounce height of different balls?
- a) Activity 6.2
- b) Activity 6.4
- c) Activity 6.7
- d) Activity 6.8
Answer: b) Activity 6.4
Which property of materials is demonstrated by how they interact with water?
- a) Lustre
- b) Solubility
- c) Hardness
- d) Transparency
Answer: b) Solubility
Which material would you expect to be the lightest in Activity 6.8?
- a) Water
- b) Sand
- c) Pebbles
- d) Air
Answer: a) Water
Which property would help in identifying materials like paper and cardboard in terms of texture?
- a) Lustre
- b) Hardness
- c) Transparency
- d) Color
Answer: b) Hardness
What does the term ‘classification’ refer to in the context of materials?
- a) The process of measuring weight
- b) The grouping of objects based on properties
- c) The process of dissolving materials
- d) The arrangement of materials based on color
Answer: b) The grouping of objects based on properties
Which type of glass allows you to see through it clearly?
- a) Frosted glass
- b) Opaque glass
- c) Transparent glass
- d) Colored glass
Answer: c) Transparent glass
What is the most appropriate material for making a container that holds water without leaking?
- a) Wood
- b) Plastic
- c) Paper
- d) Fabric
Answer: b) Plastic
Which property would you use to compare the roughness of different materials?
- a) Lustre
- b) Texture
- c) Transparency
- d) Hardness
Answer: b) Texture
In which activity would you observe how materials like sand and sugar behave in water?
- a) Activity 6.2
- b) Activity 6.4
- c) Activity 6.7
- d) Activity 6.5
Answer: c) Activity 6.7