To let the students, know about the physical properties of the objects around us.
To make them aware about the difference between transparent, translucent and opaque objects.
Day-1
Time: 20 mins
Activity 1:
The students will observe their surrounding and will collect 15 different types of things (spoon, toys, glass, book, clothes, wood etc.)
They will classify them as per object and material (e.g. toy is an object and piece of wood is a material). They will write it in their copy and will share it with the teacher/ parents.
Further, students will note down the objects they have collected and what is the object made of:
Resource:
(in English)
Time: 30 mins
Activity 2:
The students will go through the chapter and after that the teacher will discuss the topic with the students and will clear their doubts. (the students can note down their doubts and share it with the teacher in WhatsApp group. / the students can call them to discuss on the doubts)
Resource:
The students can refer to the link where the chapter is explained in Hindi.
Time: 30 mins
Activity 3:
The students will collect all the objects mentioned/ at least 10 of them and will write their observation in the given chart. They will also write the reasons and will share with the teacher.
Day-2
Time: 30 mins (for each activity)
Assessment:
The teacher will conduct a quiz over whatsapp/ Google form/any other platform)
Quiz questions:
We are the material with lustre. (gold, glass, steel, all of them)
I am a material that is used to make toys. (wood, leather, oil, none of them)
We are a group of materials that are highly compressible and are poor conductor of heat. (water, metal, steam, oil)
Which type of material is used for making the front glass of a car?
(Transparent, Translucent, Opaque, All the above)
The students will write the reasons and will share with the teacher.
In your birthday your mother gives you two gifts made of metals, one silver spoon and a pair of lustrous gold earrings. After few days you are surprised to see the difference in the appearance of the two metals the silver spoon became dull. Can you explain the reason for this difference?
Take a small cotton ball and place it in a bowl filled with water. Observe it for at least 10 minutes. Will it float or sink in water and why?
Chalk, iron nail, wood, aluminium, candle, cotton usually look different from each other. Give some properties by which we can prove that these materials are different.
