Sound through cardboard tube

Students of Class IIIA Cambridge International wing performed an activity using cardboard tube.In this activity students spoke to each other using the cardboard and without tha cardboard they could differentiate in the sound volume and concluded that sound was louder through cardboard. Students got the concept that trapping the sound can make the sound louder.

Happy Dussehra 2019

Sound travels in different medium

Students of class IIIA cambridge International wing performed an activity  in which they have used different medium to listen to the sound coming from the same source and kept at equal distance from each medium investigated. In this activity students got the concept that sound is heard the loudest in solid than in liquids and softer in air due to arrangements of particle in different states of Matter.

Jumping Rice

Students understood the concept that sound travels through vibrations with the help of an activity Jumping rice in this activity the students observed that taping the jar will. Make the rice to move the harder the tap on the jar the faster the  rice  will move.

Paper cup telephone

Students of class IIIA Cambridge International Wing performed  Paper cup  Téléphone activity to understand that sound needs medium to travel and in the case of paper cup telephone the medium for sound to travel was String , which unabled the students  to hear the sound of one another standing at a distance holding paper cup connected with a string.

Filtration

Students  were demonstrated the activity of filtration using different apparatus (Glass rod, filter paper ,funnel and two beakers)to filter impure water with insoluble impurities.Students observed the process of filteration and understood the process.This activity enhanced their observational skill.